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<!-- DFIN New ActiveDisclosure (SM) XBRL Linkbase Document - http://www.dfinsolutions.com/ -->
<!-- Creation Date :2022-05-10T08:01:42.1372+00:00 -->
<!-- Copyright (c) 2022 Donnelly Financial Solutions, Inc. All Rights Reserved. -->
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromLoansAndLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments for (Proceeds from) Loans and Leases, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromLoansAndLeases_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net decrease (increase) in loan and lease finance receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnSalesOfOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gains (Losses) on Sales of Other Real Estate, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnSalesOfOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gain on sale of other real estate owned</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnSalesOfOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Gain on OREO, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnSalesOfOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gains (Losses) on Sales of Other Real Estate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansClassifiedAsTroubledDebtRestructured_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans classified as troubled debt restructured</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansClassifiedAsTroubledDebtRestructured_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans Classified As Troubled Debt Restructured</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansClassifiedAsTroubledDebtRestructured_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans classified as a troubled debt restructured.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Credit Quality Indicator [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net change in fair value recorded in accumulated OCI, Before-tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialRealEstateNonOwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Real Estate Non-owner Occupied [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialRealEstateNonOwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Real Estate Non Owner Occupied [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialRealEstateNonOwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial real estate non owner occupied.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BankOperatedBankingCentersNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bank operated banking centers</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BankOperatedBankingCentersNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Bank Operated Banking Centers Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BankOperatedBankingCentersNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Bank operated banking centers number.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recoveries</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Allowance for Loan and Lease Loss, Recovery of Bad Debts</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairedFinancingReceivableRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impaired, at carrying value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairedFinancingReceivableRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable, Recorded Investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairedFinancingReceivableRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Impaired Financing Receivable, Recorded Investment, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset Class [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Class [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DairyLivestockAndAgribusinessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dairy &amp; Livestock and Agribusiness [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DairyLivestockAndAgribusinessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dairy Livestock And Agribusiness [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DairyLivestockAndAgribusinessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Dairy, livestock &amp; agribusiness.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DueToForecastOfSevereEconomicDowturnMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Due To Forecast Of Severe Economic Dowturn [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DueToForecastOfSevereEconomicDowturnMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Due To Forecast Of Severe Economic Dowturn [Member].</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Financing Receivable, Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Financing Receivable [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansReceivablePercentageOfPortfolio_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of total gross loan portfolio (excluding PCI loans)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansReceivablePercentageOfPortfolio_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans Receivable Percentage Of Portfolio</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansReceivablePercentageOfPortfolio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans receivable percentage of portfolio.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecaptureOfProvisionOfCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recapture of provision for credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecaptureOfProvisionOfCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Recapture Of Provision Of Credit Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecaptureOfProvisionOfCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Recapture of provision of credit losses.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Emerging Growth Company</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PerformingFinancingReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Performing Financing Receivable [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PerformingFinancingReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Performing Financial Instruments [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Instrument [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instrument [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross Unrealized Holding Loss, Less than 12 Months, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of premises and equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments to Acquire Property, Plant, and Equipment, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross Unrealized Holding Loss, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementGeographicalAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Geographical [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementGeographicalAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographical [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesCarryingAmountNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Acquired net loans at fair value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesCarryingAmountNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Certain Loans Acquired in Transfer Accounted for as Debt Securities, Carrying Amount, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsGainLossLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Instruments, Gain (Loss) [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsGainLossLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments, Gain (Loss) [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, State or Province</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AsrContract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASR Contract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AsrContract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">ASR Contract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AsrContract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">ASR contract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net interest income before provision for (recapture of) credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income (Expense), Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Cumulative adjustment upon adoption of ASU 2016-13 [ Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revision of Prior Period, Accounting Standards Update, Adjustment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InternalCreditAssessmentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Internal Credit Assessment [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InternalCreditAssessmentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Internal Credit Assessment [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Summary of Non Interest Income, Segregated by Revenue Streams in-Scope and Out-of-Scope of Topic 606</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation of Revenue [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeSecuritiesTaxable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Taxable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeSecuritiesTaxable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income, Securities, Operating, Taxable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ReconciliationOfNetEarningsToNetCashProvidedByOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reconciliation of Net Earnings to Net Cash Provided by Operating Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ReconciliationOfNetEarningsToNetCashProvidedByOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reconciliation Of Net Earnings To Net Cash Provided By Operating Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ReconciliationOfNetEarningsToNetCashProvidedByOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Reconciliation Of Net Earnings To Net Cash Provided By Operating Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Goodwill, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Goodwill, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Goodwill, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest Expense, Deposits, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental Disclosure of&#160;Non-cash&#160;Investing Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Noncash Investing and Financing Items [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InvestmentScheduleAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Schedule [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubleaseIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sublease income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubleaseIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sublease Income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueConcentrationOfRiskTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Concentration of Risk [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueConcentrationOfRiskTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Concentration of Risk [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DueToForecastOfSevereEconomicMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due To Forecast Of Severe Economic [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DueToForecastOfSevereEconomicMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Due to Forecast of Severe Economic [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DueToForecastOfSevereEconomicMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Due to Forecast of Severe Economic.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentPastDueAndAccruing_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Past Due</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentPastDueAndAccruing_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of financing receivable past due and accruing.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentPastDueAndAccruing_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Past Due And Accruing</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResidentialMortgageBackedSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Residential Mortgage-backed Securities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResidentialMortgageBackedSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Residential Mortgage Backed Securities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total noninterest income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total noninterest income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest Income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net change in fair value recorded in accumulated OCI, After-tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net change in fair value recorded in accumulated OCI, After-tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareRepurchaseProgramDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Repurchase Program [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combinations [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross Unrealized Holding Loss, Less than 12 Months, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPledgedAsCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Secure borrowings and available lines of credit from FHLB and Federal Reserve Bank</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPledgedAsCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans Pledged as Collateral</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansReceivableHeldForSaleAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans held-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansReceivableHeldForSaleAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Held-for-Sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Acquisition [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherRealEstateOwnedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Real Estate Owned [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherRealEstateOwnedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Real Estate Owned [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherRealEstateOwnedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other Real Estate Owned [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositsInBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest-earning balances due from depository institutions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositsInBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest-bearing Deposits in Banks and Other Financial Institutions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialRealEstateOwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Real Estate Owner Occupied [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialRealEstateOwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Real Estate Owner Occupied [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialRealEstateOwnerOccupiedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial real estate owner occupied.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Liabilities, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeOther_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeOther_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest Income, Other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeOther_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Noninterest Income, Other, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxAvailableforsaleDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment in FHLB stock, impairment losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxAvailableforsaleDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Other Comprehensive Income (Loss), Other than Temporary Impairment, Not Credit Loss, Net of Tax, Available-for-sale, Debt Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net increase in other deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans and Lease Finance Receivables and Allowance for Credit Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivables [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Available-for-sale Securities [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Available-for-sale Securities [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_MuncipalLeaseFinanceReceivablesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Muncipal Lease Finance Receivables [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_MuncipalLeaseFinanceReceivablesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Muncipal Lease Finance Receivables [Member].</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measurements, Recurring and Nonrecurring [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Recurring and Nonrecurring [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">City Area Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansReceivableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans recorded at a fair value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansReceivableFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans Receivable, Fair Value Disclosure</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NumberOfInactiveSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of inactive subsidiaries</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NumberOfInactiveSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Inactive Subsidiaries</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NumberOfInactiveSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of inactive subsidiaries.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diluted earnings per common share:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Interest-bearing deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest-bearing</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest-bearing Deposit Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest-bearing Deposit Liabilities, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net interest income after provision for (recapture of) credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income (Expense), after Provision for Loan Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OffsettingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentPerformanceStatusAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Instrument Performance Status [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentPerformanceStatusAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instrument Performance Status [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Nonaccrual</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Nonaccrual</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangibles</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Finite-Lived Intangible Assets, Net, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Finite-Lived Intangible Assets, Net, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Finite-Lived Intangible Assets, Net, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock for acquisition of Suncrest Bank,shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, New Issues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total Available-for-sale Securities, Debt Maturities, Available-for-sale, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Investment securities available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementScenarioAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Scenario [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementScenarioAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestEarningDepositsWithOtherInstitutionsAndFederalFundsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Interest-earning deposits with other institutions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestEarningDepositsWithOtherInstitutionsAndFederalFundsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Earning Deposits With Other Institutions And Federal Funds Sold</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestEarningDepositsWithOtherInstitutionsAndFederalFundsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest-earning deposits with other institutions and federal funds sold.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business combination</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ProceedsFromRepaymentOfAvailableForSaleInvestmentSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from repayment of investment securities&#160;available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ProceedsFromRepaymentOfAvailableForSaleInvestmentSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Repayment Of Available For Sale Investment Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ProceedsFromRepaymentOfAvailableForSaleInvestmentSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from repayment of available-for-sale investment securities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalHomeLoanBankStock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Investment in stock of Federal Home Loan Bank (FHLB)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalHomeLoanBankStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial and Nonfinancial Liabilities, Fair Value Disclosure</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Cash and cash equivalents, end of period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Cash and cash equivalents, beginning of period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables60To89DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">60-89 Days Past Due [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables60To89DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, 60 to 89 Days Past Due [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NonPerformingTroubledDebtRestructuredLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Nonperforming TDRs [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NonPerformingTroubledDebtRestructuredLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Non Performing Troubled Debt Restructured Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NonPerformingTroubledDebtRestructuredLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Non Performing Troubled Debt Restructured Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after five years through ten years, Fair Value, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments and Hedging Activities Disclosure [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">2022</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year One, Originated, Current Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OffsettingAssetsLiabilitiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Offsetting Assets Liabilities [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OffsettingAssetsLiabilitiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Assets Liabilities [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OffsettingAssetsLiabilitiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting Assets Liabilities [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Income [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Income [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfDescriptionOfCompanyTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Description Of Company [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfDescriptionOfCompanyTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Description Of Company [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfDescriptionOfCompanyTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule Of Description Of Company [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Investing Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in investing activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AsrContractShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">ASR Contract Shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AsrContractShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">ASR Contract Shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeCollateralRightToReclaimSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Financial liabilities, Gross Amounts Not Offset in the Condensed Consolidated Balance Sheets, Financial Instruments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeCollateralRightToReclaimSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Collateral, Right to Reclaim Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Liabilities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Premises and equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Premises and equipment, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Property, Plant and Equipment, Net, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Property, Plant and Equipment, Net, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Property, Plant and Equipment, Net, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRevolvingLoansConvertedToTermLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Revolving loans converted to term loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRevolvingLoansConvertedToTermLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Revolving Loans Converted To Term Loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRevolvingLoansConvertedToTermLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable Revolving Loans Converted To Term Loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Common Stock, Shares, Issued, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Troubled debt restructurings, Post-Modification Outstanding Recorded Investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Troubled Debt Restructuring, Postmodification</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditCardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bankcard Services [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditCardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Card [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuredByAgriculturalLandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans Secured by Agricultural Land [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuredByAgriculturalLandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured By Agricultural Land [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuredByAgriculturalLandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Secured By Agricultural Land [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Amortized Cost, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortized cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale, Amortized Cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Lease, Right-of-Use Asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Security Exchange Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial assets, Net Amounts Presented in the Condensed Consolidated Balance Sheets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Interest rate swaps, assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financial assets, Net Amounts of Assets Presented in the Condensed Consolidated Balance Sheets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net earnings allocated to common shareholders</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Available to Common Stockholders, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net earnings allocated to common shareholders</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total noninterest expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_IssuanceOfCommonStockForAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance of common stock for acquisitions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_IssuanceOfCommonStockForAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of common stock for acquisitions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basis [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Basis [Axis].</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ReserveForUndisbursedCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reserve for credit risk for undisbursed commitments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ReserveForUndisbursedCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reserve For Undisbursed Commitments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ReserveForUndisbursedCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Reserve for undisbursed commitments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStocksIncludingAdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common stock, authorized, 225,000,000 shares without par; issued and outstanding 141,626,059 at March 31, 2022, and 135,526,025 at December 31, 2021</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStocksIncludingAdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Common Stocks, Including Additional Paid in Capital, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStocksIncludingAdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Common Stocks, Including Additional Paid in Capital, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStocksIncludingAdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Common Stocks, Including Additional Paid in Capital, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NonPurchasedCreditDeterioratedPcdLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non PCD Loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NonPurchasedCreditDeterioratedPcdLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Non-Purchased Credit Deteriorated (PCD) Loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NonPurchasedCreditDeterioratedPcdLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Non purchased credit deteriorated (PCD) loans.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AllocationOfReservesToTroubledDebtRestructuring_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allocation of allowance to troubled debt restructuring</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AllocationOfReservesToTroubledDebtRestructuring_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Allocation Of Reserves To Troubled Debt Restructuring</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AllocationOfReservesToTroubledDebtRestructuring_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Allocation of reserves to troubled debt restructuring.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement Location [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RestatementDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revision of Prior Period [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeCategorizationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeCategorizationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income allocated to common shareholders</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Available to Common Stockholders, Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net Income (Loss) Available to Common Stockholders, Diluted, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ChangeInAmortizationPeriodMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Change in Amortization Period [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ChangeInAmortizationPeriodMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Change in Amortization Period [Member].</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfAccounting_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basis of Presentation</link:label>
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]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommercialRealEstateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Real Estate [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repurchase Agreements [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold under Agreements to Repurchase [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net amortization of premiums and discounts on investment securities</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Financing Receivable, Troubled Debt Restructurings [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Troubled Debt Restructuring [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Contract [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Contract [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_MunicipalLeaseFinanceReceivablesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Municipal Lease Finance Receivables [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_MunicipalLeaseFinanceReceivablesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Municipal Lease Finance Receivables [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_MunicipalLeaseFinanceReceivablesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Municipal lease finance receivables.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Axis]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-maturity, Unrealized Loss Position, Accumulated Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Held-to-maturity, Unrealized Loss Position, Accumulated Loss, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Adjustments to reconcile net earnings to net cash provided by operating activities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DoubtfulMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Doubtful [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConsumerOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consumer and other loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConsumerOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consumer Other [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConsumerOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Consumer Other [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecaptureOfProvisionForLoanAndLeaseLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision for (recapture of) credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecaptureOfProvisionForLoanAndLeaseLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Recapture of Provision For Loan and Lease Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecaptureOfProvisionForLoanAndLeaseLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Recapture of provision for loan and lease losses.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Antidilutive securities excluded from computation of earnings per common share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentHeldtomaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit-related impairment loss on investment securities held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentHeldtomaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other than Temporary Impairment Loss, Investments, Portion in Other Comprehensive Loss, before Tax, Attributable to Parent Held-to-maturity Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentHeldtomaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other than Temporary Impairment Loss, Investments, Portion in Other Comprehensive Loss, before Tax, Attributable to Parent, Held-to-maturity Securities, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">2020</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NumberOfLoanProductionOffice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of loan production office</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NumberOfLoanProductionOffice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Loan Production Office</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NumberOfLoanProductionOffice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of loan production office.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeCollateralRightToReclaimCash_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Financial liabilities, Gross Amounts Not Offset in the Condensed Consolidated Balance Sheets, Collateral Pledged</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeCollateralRightToReclaimCash_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Collateral, Right to Reclaim Cash</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets and Liabilities Measured at Fair Value on a Recurring Basis</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Amortized Cost and Estimated Fair Value of Investment Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Available For Sale Securities And Held To Maturity [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule Of Available For Sale Securities And Held To Maturity [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Fiscal Year End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Portion at Fair Value Measurement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://fasb.org/us-gaap/role/label/axisDefault">Portion at Fair Value Measurement [Member] [Default]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncashMergerRelatedCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-recurring merger related expenses</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Financial assets, Gross Amounts Offset in the Condensed Consolidated Balance Sheets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset, Collateral, Obligation to Return Cash, Offset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositAccountMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposit Account [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositAccountMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Service Charges on Deposit Accounts [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation of Revenue [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income Loss Amortization Of Unrealized Gain Loss On Securities Transferred From Available For Sale To Held To Maturity Net Of Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Amortization of net unrealized losses on securities transferred from available-for-sale to held-to-maturity, After-tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other comprehensive income (loss) amortization of unrealized gain (loss) on securities transferred from available for sale to held to maturity net of tax.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of unrealized losses on securities transferred from available-for-sale to held-to-maturity, After-tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_UnemploymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Unemployment [Member].</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_UnemploymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unemployment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeCollateralObligationToReturnSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Financial assets, Gross Amounts Not Offset in the Condensed Consolidated Balance Sheets, Financial Instruments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeCollateralObligationToReturnSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Collateral, Obligation to Return Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityTax_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Amortization of net unrealized losses on securities transferred from available-for-sale to held-to-maturity, Tax effect</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income Loss Amortization Of Unrealized Gain Loss On Securities Transferred From Available For Sale To Held To Maturity Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityTax_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other comprehensive income (loss) amortization of unrealized gain (loss) on securities transferred from available for sale to held to maturity tax.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfRecordedInvestmentNonAccrualLoansAndPastDueByClassTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Recorded Investment in, and Aging of, Past Due and Nonaccrual Loans, Excluding PCI Loans by Class of Loans</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Description of assets</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Estimated Fair Value [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Estimate of Fair Value Measurement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2023</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAssumed1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Fair value of liabilities assumed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAssumed1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities purchased and not settled</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAssumed1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities Assumed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after ten years, Amortized Cost, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_USGovernmentAgenciesDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Government Agency/GSE [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_USGovernmentAgenciesDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">US Government Agencies Debt Securities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts, Notes, Loans and Financing Receivable [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts, Notes, Loans and Financing Receivable [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldtomaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in one year or less, Amortized Cost, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldtomaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, Rolling within One Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForLoanAndLeaseLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">(Recapture of) provision for credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForLoanAndLeaseLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Provision for Loan and Lease Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForLoanAndLeaseLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Provision for Loan and Lease Losses, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForLoanAndLeaseLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Provision for (Recapture of) Credit Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Weighted average shares outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average shares outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted Average Number of Shares Outstanding, Basic, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments, Debt and Equity Securities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after one year through five years, Amortized Cost, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings before income taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RestatementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revision of Prior Period [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PriorPeriodReclassificationAdjustmentDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reclassification</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PriorPeriodReclassificationAdjustmentDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reclassification, Comparability Adjustment [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasicAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Earnings per common share:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasicAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSalePurchasedWithCreditDeteriorationAllowanceForCreditLossAtAcquisitionDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Initial ACL for PCD Loans at Acquisition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSalePurchasedWithCreditDeteriorationAllowanceForCreditLossAtAcquisitionDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate201613Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impact of ASU 2016-13 Adoption [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingStandardsUpdate201613Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update 2016-13 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation of Revenue [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubstandardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Substandard [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingEffectsOfModificationsRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Troubled debt restructurings, Financial Effect Resulting From Modifications</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingEffectsOfModificationsRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Effects Of Modifications Recorded Investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingEffectsOfModificationsRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financial effects resulting from modifications represent charge-offs and specific allowance recorded at modification date.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net change in fair value recorded in accumulated OCI, Tax effect</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PercentageOfIncreaseDecreaseInMacroEconomicFactors_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of Increase Decrease In Macro Economic Factors</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PercentageOfIncreaseDecreaseInMacroEconomicFactors_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of increase decrease in macro economic factors.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Expense (Benefit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Tax Expense (Benefit), Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForOtherCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">(Recapture of) provision for credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForOtherCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Provision for Other Credit Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leases [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: Income tax benefit (expense) related to items of other comprehensive income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Basis [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Basis [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableModificationsNumberOfContracts2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Modifications, Number of Contracts</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableModificationsNumberOfContracts2_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Troubled debt restructurings, Number of Loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Investments [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Investments [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockRepurchasedDuringPeriodValue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repurchase of common stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockRepurchasedDuringPeriodValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Repurchased During Period, Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Common Stock, Shares, Outstanding, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Common Stock, Shares, Outstanding, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance For Credit Losses Increase Decrease</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease), Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash acquired from acquisition, net of cash paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Businesses, Net of Cash Acquired</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments to Acquire Businesses, Net of Cash Acquired, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GainsLossesOnOtherRealEstateNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gains Losses On Other Real Estate Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GainsLossesOnOtherRealEstateNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Gains losses on other real estate net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GainsLossesOnOtherRealEstateNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Gain on OREO, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net increase in equity investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Equity Method Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total lease expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease, Cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total lease expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Instruments [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross Unrealized Holding Loss, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash Flows from Operating Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BankOwnedLifeInsuranceIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">BOLI income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BankOwnedLifeInsuranceIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Bank Owned Life Insurance Income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Future lease payments required for leases that have initial or remaining non-cancelable lease terms</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, Maturity [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Investment securities available-for-sale, at fair value (with amortized cost of $3,850,724 at March 31, 2022, and $3,185,249 at December 31, 2021)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Amortized Cost, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Accretion of discount for acquired loans, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Accretion</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diluted earnings per common share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Diluted, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross Unrealized Holding Gain, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BasisDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Basis.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BasisDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basis [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoanRestructuringModificationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Restructuring Modification [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2024</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net earnings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net earnings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Attributable to Parent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueConcentrationOfRiskFinancialStatementCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Concentration of Risk, Financial Statement Captions [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueConcentrationOfRiskFinancialStatementCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Concentration of Risk, Financial Statement Captions [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaid_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Paid, Including Capitalized Interest, Operating and Investing Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest Paid, Including Capitalized Interest, Operating and Investing Activities, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestIncomeFromAvailableForSaleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestIncomeFromAvailableForSaleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income From Available For Sale Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestIncomeFromAvailableForSaleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest income from available for sale securities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Continuous Unrealized Loss Position of Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Unrealized Loss on Investments [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average discount rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Discount Rate, Percent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AsrPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASR Plan [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AsrPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">ASR Plan [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AsrPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">ASR Plan [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Period Focus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total loans, at amortized cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total loans, at amortized cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans and lease finance receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans and Leases Receivable, Net of Deferred Income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Construction [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Construction Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from (Payments for) in Securities Sold under Agreements to Repurchase</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net increase in customer repurchase agreements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Accumulated other comprehensive income, net of tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accumulated Other Comprehensive Income (Loss), Net of Tax, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SingleFamilyResidentialLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Single-family Residential Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SingleFamilyResidentialLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Single Family Residential Loan [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SingleFamilyResidentialLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Single Family Residential Loan [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentPerformanceStatusDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Instrument Performance Status [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentPerformanceStatusDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instrument Performance Status [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total Held-to-maturity, Debt Maturities, Amortized Cost Basis</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockIncludingAdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockIncludingAdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Including Additional Paid in Capital [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialTradeFinancingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SBA [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialTradeFinancingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Trade Financing [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialTradeFinancingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial Trade Financing [Member].</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Postal Zip Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Credit Quality Indicator [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableUnamortizedPurchasePremiumDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans credit discount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableUnamortizedPurchasePremiumDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Unamortized Purchase Premium (Discount)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total future lease payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product and Service [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer repurchase agreements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold under Agreements to Repurchase</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Securities Sold under Agreements to Repurchase, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from sale of investment securities held-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Debt Securities, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net charge-offs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Allowance for Loan and Lease Losses Write-offs, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Allowance for Loan and Lease Losses Write-offs, Net, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net change, Tax effect</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableCreditQualityIndicatorsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Credit Quality Indicators [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableCreditQualityIndicatorsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable Credit Quality Indicators</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToSuppliersAndEmployees_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net cash paid to vendors, employees and others</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToSuppliersAndEmployees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Suppliers and Employees</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToSuppliersAndEmployees_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments to Suppliers and Employees, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by operating activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Operating Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repurchase of common stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for Repurchase of Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockDividendsPerShareDeclared_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Cash dividends per common share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockDividendsPerShareDeclared_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Dividends, Per Share, Declared</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred compensation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Compensation Liability, Current and Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Deferred Compensation Liability, Current and Noncurrent, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInTimeDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net (decrease) increase in time deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInTimeDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Time Deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInTimeDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Time Deposits, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRevolving_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Revolving loans amortized cost basis</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRevolving_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Revolving</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Change in other assets and liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Operating Assets and Liabilities, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Other Operating Assets and Liabilities, Net, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale, Unrealized Loss Position</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Available-for-sale, Unrealized Loss Position, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Components [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Components [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LeaseCostAndSupplementalInformationRelatedToLeasesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Components of lease costs and supplemental information related to leases</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LeaseCostAndSupplementalInformationRelatedToLeasesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease Cost And Supplemental Information Related To Leases [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LeaseCostAndSupplementalInformationRelatedToLeasesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The tabular disclosure of lease cost and supplemental information related to leases.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other comprehensive (loss) income:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans net of a discount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Unamortized Discount (Premium), Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Instrument, Unamortized Discount (Premium), Net, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated Fair Value of Financial Instruments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, by Balance Sheet Grouping [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioPreviouslyReportedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Previously Reported [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TextBlockAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Text Block [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Interactive Data Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, City or Town</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Noninterest income:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Noninterest income:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestIncomeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest Income [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeSecuritiesTaxAdvantaged_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax-advantaged</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeSecuritiesTaxAdvantaged_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income, Securities, Operating, Tax Advantaged</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PerformingTroubledDebtRestructuringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Performing TDRs [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PerformingTroubledDebtRestructuringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Performing Troubled Debt Restructuring [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PerformingTroubledDebtRestructuringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Performing Troubled Debt Restructuring [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other borrowings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Borrowings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trading Symbol</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OffsettingAssetsLiabilitiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Offsetting Assets Liabilities [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OffsettingAssetsLiabilitiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Assets Liabilities [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OffsettingAssetsLiabilitiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting Assets Liabilities [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Incremental shares from assumed exercise of outstanding options</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Incremental Common Shares Attributable to Share-based Payment Arrangements, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash Flows from Investing Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfInterestRateDerivativesHeld_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of interest-rate swap agreements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfInterestRateDerivativesHeld_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Interest Rate Derivatives Held</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MajorPropertyClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Major Property Class [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MajorPropertyClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Major Property Class [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: Imputed interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, Undiscounted Excess Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross Unrealized Holding Losses, 12 Months or Longer, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecuritiesAvailableForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest and Dividend Income, Securities, Operating, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecuritiesAvailableForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Investment securities available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecuritiesAvailableForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total interest income from available-for-sale securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Financial assets, Gross Amounts Not Offset in the Condensed Consolidated Balance Sheets, Net Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset, Fair Value, Amount Offset Against Collateral</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Derivative Asset, Fair Value, Amount Offset Against Collateral, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Local Phone Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiduciaryAndTrustMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Trust and Investment Services [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiduciaryAndTrustMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trust and Investment Services [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiduciaryAndTrustMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fiduciary and Trust [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total stockholders' equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stockholders' Equity Attributable to Parent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating cash outflows from operating leases, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Fair Value Disclosure</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Instruments, Gain (Loss) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments, Gain (Loss) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans and Leases Receivable, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConsumerMortgageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">SFR Mortgage [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConsumerMortgageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SFR mortgage [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConsumerMortgageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consumer Mortgage [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConsumerMortgageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Consumer Mortgage [Member].</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Small Business</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans and leases, including fees</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest and Fee Income, Loans and Leases Held-in-portfolio</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest and Fee Income, Loans and Leases Held-in-portfolio, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchases of investment securities available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Debt Securities, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConsumerAndOtherLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consumer and Other Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConsumerAndOtherLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consumer And Other Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConsumerAndOtherLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Consumer And Other Loans [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss, Writeoff</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term Debt, Type [Domain]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfDescriptionOfCompanyLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Description Of Company [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfDescriptionOfCompanyLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Description Of Company [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfDescriptionOfCompanyLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule Of Description Of Company [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecordedInvestmentInCollateralDependentLoansOnBusinessAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Assets</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReceivablesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Receivables [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Acquisition [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition [Axis]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AvailableForSaleSecuritiesPortfolioPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Available for sale securities portfolio, percentage.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PledgedAssetsNotSeparatelyReportedOnStatementOfFinancialPositionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pledged Assets Not Separately Reported On Statement Of Financial Position [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PledgedAssetsNotSeparatelyReportedOnStatementOfFinancialPositionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Pledged Assets Not Separately Reported On Statement Of Financial Position [LineItems].</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromInterestAndDividendsReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Interest and Dividends Received, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromInterestAndDividendsReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest and dividends received</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-maturity, Allowance for Credit Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Debt Securities, Held-to-maturity, Allowance for Credit Loss, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Debt Securities, Held-to-maturity, Allowance for Credit Loss, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt securities, held-to-maturity, allowance for credit loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Held-to-maturity, Allowance for Credit Loss, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset Derivatives</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Derivative Asset, Fair Value, Gross Asset, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Investment Income [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Investment Income [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleBalanceSheetOffsettingTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Balance Sheet Offsetting</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleBalanceSheetOffsettingTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Balance Sheet Offsetting [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleBalanceSheetOffsettingTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tabular disclosure of derivative and other financial assets and liabilities that are subject to offsetting, including master netting arrangements.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResidentialRealEstateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SFR Mortgage [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResidentialRealEstateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Residential Real Estate [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability, Fair Value, Gross Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liability Derivatives</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireHeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchases of investment securities&#160;held-to-maturity</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentTroubledDebtRestructuringsAccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">TDRs returned to accrual status</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Abstract]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativesFairValueLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivatives, Fair Value [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CoreDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Core Deposits [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansReceivableConstruction_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Construction</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from Contract with Customer [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoanRestructuringModificationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Restructuring Modification [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after five years through ten years, Amortized Cost, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DebtSecuritiesWeightedAverageRemainingContractualMaturityTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt securities weighted average remaining contractual maturity term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DebtSecuritiesWeightedAverageRemainingContractualMaturityTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities Weighted Average Remaining Contractual Maturity Term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DebtSecuritiesWeightedAverageRemainingContractualMaturityTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt securities weighted average remaining contractual maturity term.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Less Than 12 Months, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total interest expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CvbfMacroEconomicFactorsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Macro Economic Factors [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CvbfMacroEconomicFactorsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">CVBF Macro Economic Factors [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CvbfMacroEconomicFactorsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">CVBF macro economic factors.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromLifeInsurancePolicies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from BOLI death benefit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromLifeInsurancePolicies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Life Insurance Policy</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock-based compensation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-based Payment Arrangement, Noncash Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Share-based Payment Arrangement, Noncash Expense, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfBuildings_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Proceeds from sale of building, net of selling costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfBuildings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Buildings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuritiesIssuedByGovernmentOrGovernmentSponsoredAgenciesAndEnterprisesPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities issued by U.S. government percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuritiesIssuedByGovernmentOrGovernmentSponsoredAgenciesAndEnterprisesPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Issued By Government Or Government Sponsored Agencies And Enterprises Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuritiesIssuedByGovernmentOrGovernmentSponsoredAgenciesAndEnterprisesPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Securities issued by government or government sponsored agencies and enterprises percentage.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares issued pursuant to stock-based compensation plan, shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentCurrentNonaccrual_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Nonaccruing loans, current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentCurrentNonaccrual_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Current Nonaccrual</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentCurrentNonaccrual_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Nonaccrual financing receivables that are current.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConstructionSpeculativeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Construction Speculative [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConstructionSpeculativeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Construction Speculative [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ConstructionSpeculativeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Construction speculative.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DairyAndLivestockLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dairy &amp; Livestock Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DairyAndLivestockLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dairy And Livestock Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DairyAndLivestockLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Dairy and livestock loans.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets and Liabilities Measured at Fair Value on Non-Recurring Basis</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurements, Nonrecurring [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NetEarningsAllocatedToRestrictedStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less: Net earnings allocated to restricted stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NetEarningsAllocatedToRestrictedStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Earnings Allocated To Restricted Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NetEarningsAllocatedToRestrictedStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Net earnings allocated to restricted stock.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from sales of other real estate owned</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Other Real Estate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross Unrealized Holding Losses, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AgribusinessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Agribusiness Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AgribusinessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Agribusiness [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AgribusinessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Agribusiness.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GdpMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">GDP [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GdpMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">GDP [Member].</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by financing activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Financing Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansExcludingPurchasedCreditImpairedLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans, Excluding PCI Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansExcludingPurchasedCreditImpairedLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans Excluding Purchased Credit Impaired Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansExcludingPurchasedCreditImpairedLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans Excluding Purchased Credit Impaired Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldtomaturitySecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities held-to-maturity [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldtomaturitySecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held-to-maturity Securities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 2 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositsAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposit premium</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositsAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposits Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Leases</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Leases [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Less Than 12 Months, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of stock options, shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeOperatingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest income:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeOperatingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest and Dividend Income, Operating [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities and stockholders' equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in one year or less, Amortized Cost, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentQuarterlyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Quarterly Report</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Location [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available-for-sale Securities, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Available-for-sale Securities, Current, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Cash Flows [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposits [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseSubordinatedNotesAndDebentures_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Junior subordinated debentures</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseSubordinatedNotesAndDebentures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Subordinated Notes and Debentures</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment Income [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Income [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of 12(b) Security</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OccupancyNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Occupancy and equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OccupancyNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Occupancy, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Comprehensive (loss) income</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Troubled Debt Restructuring, Premodification</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivables, Period Past Due [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Aging [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 3 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuredByDairyAndLiveStockLandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans Secured by Dairy &amp; Livestock Land [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuredByDairyAndLiveStockLandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured By Dairy And Live Stock Land [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuredByDairyAndLiveStockLandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Secured By Dairy And Live Stock Land [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">2021</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans Past Due Over 89 Days Still Accruing</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, 90 Days or More Past Due, Still Accruing</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total interest income</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InternalCreditAssessmentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Internal Credit Assessment [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hierarchy and NAV [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Axis]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReceivableTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Receivable [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisposalGroupClassificationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Disposal Group Classification [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisposalGroupClassificationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disposal Group Classification [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 1 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AllowanceForCreditLossesForSecuritiesInUnrealizedLossPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Allowance for credit losses for securities in unrealized loss position.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AllowanceForCreditLossesForSecuritiesInUnrealizedLossPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Allowance for credit losses for securities in unrealized loss position</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AccountingStandardsUpdate201409NotAdoptedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Accounting Standards Update 2014-09 Not Adopted [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AccountingStandardsUpdate201409NotAdoptedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update 201409 Not Adopted [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares issued pursuant to stock-based compensation plan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ComputerSoftwareExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Computer software expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ComputerSoftwareExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Computer Software Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ComputerSoftwareExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Computer software expense.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NondesignatedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivatives Not Designated as Hedging Instruments [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NondesignatedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Not Designated as Hedging Instrument [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionConsiderationTransferredOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other assets acquisition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionConsiderationTransferredOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Acquisition, Consideration Transferred, Other Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableModificationsTroubledDebtRestructuringsTermModificationRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Troubled debt restructurings, Outstanding Recorded Investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableModificationsTroubledDebtRestructuringsTermModificationRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Modifications Troubled Debt Restructurings Term Modification Recorded Investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableModificationsTroubledDebtRestructuringsTermModificationRecordedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable modifications troubled debt restructurings, term modification recorded investment.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Unrealized (loss) gain on securities arising during the period, before tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income Unrealized Holding Gain Loss On Securities Transferred From Available For Sale To Held To Maturity Before Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Net change in Fair Value for available-for-sale-securities, Cumulative-effect adjustment for unrealized gains on securities transferred from available-for-sale to held-to-maturity, Net of change in the Amortization of unrealized gains on securities transferred from available-for-sale to held-to-maturity.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Current Reporting Status</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Revenue Recognition</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Deposits_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Deposits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Deposits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractualInterestRateReductionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest rate reduction [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DerivativeAssetsLiabilitiesNetAmountOffsetInBalanceSheet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative assets and liabilities offset in balance sheet</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecuritiesHeldToMaturity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income, Debt Securities, Held-to-maturity</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecuritiesHeldToMaturity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total interest income from held-to-maturity securities</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Fair Value</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BalanceSheetOffsettingAssetsAndLiabilitiesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The entire disclosure of derivative and other financial assets and liabilities that are subject to offsetting, including master netting arrangements.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repurchase of common stock, shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Repurchased During Period, Shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainOnDerivative_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount of Gain Recognized in Income on Derivative Instruments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainOnDerivative_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Gain on Derivative</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuredByFarmLandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans Secured by Farmland [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuredByFarmLandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured By Farm Land [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SecuredByFarmLandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Secured By Farm Land [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Accumulated Other Comprehensive Income (Loss) [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">AOCI Attributable to Parent [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement Location [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_US_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">United States [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_US_lbl" xlink:role="http://www.xbrl.org/2003/role/label">UNITED STATES</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Acquisition related expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Acquisition Related Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">2018</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying Value [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reported Value Measurement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basic earnings per common share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Basic, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BankOperatedWealthManagementOfficesNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bank operated trust office locations, number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BankOperatedWealthManagementOfficesNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Bank Operated Wealth Management Offices Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_BankOperatedWealthManagementOfficesNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Bank operated wealth management offices, number.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GainLossOnSaleOfBuildingNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Gain on sale of building, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GainLossOnSaleOfBuildingNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gain Loss on Sale of Building Net, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GainLossOnSaleOfBuildingNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gain on sale of building, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GainLossOnSaleOfBuildingNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gain on sale of building, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GainLossOnSaleOfBuildingNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain Loss on Sale of Building Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_GainLossOnSaleOfBuildingNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Gain (loss) on sale of building, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Assets [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetNotionalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total notional amount of the Company's swaps</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetNotionalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset, Notional Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecordedInvestmentInCollateralDependentLoansOnRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real Estate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecordedInvestmentInCollateralDependentLoansOnRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Recorded Investment In Collateral Dependent Loans On Real Estate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecordedInvestmentInCollateralDependentLoansOnRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Recorded investment in collateral dependent loans on real estate.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Allowance for Credit Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Allowance for Credit Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Financing Receivable, Allowance for Credit Loss, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Financing Receivable, Allowance for Credit Loss, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after ten years, Fair Value, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestEarningBalancesDueFromFederalReserve_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest-earning balances due from Federal Reserve</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestEarningBalancesDueFromFederalReserve_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Earning Balances Due from Federal Reserve</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestEarningBalancesDueFromFederalReserve_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest-earning balances due from Federal Reserve.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Measurement Frequency [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Frequency [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of stock options</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Stock Options Exercised</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in one year or less, Fair Value, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableforsaleSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities available-for-sale [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableforsaleSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available-for-sale Securities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedging Designation [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Designation [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RepurchaseOfCommonStockAsrPlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repurchase of common stock, ASR Plan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RepurchaseOfCommonStockAsrPlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Repurchase of common stock, ASR Plan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentNonAccrualWithNoAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Nonaccrual with No Allowance for Credit Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentNonAccrualWithNoAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Non accrual With No Allowance For Credit Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentNonAccrualWithNoAllowanceForCreditLosses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable Recorded Investment Non Accrual With No Allowance For Credit Losses.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InvestmentSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment Securities-AFS [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InvestmentSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Securities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InvestmentSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Investment securities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Investments [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Investments [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Financing Receivable, Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Financing Receivable [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Business Acquisitions, by Acquisition [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial assets, Gross Amounts Recognized in the Condensed Consolidated Balance Sheets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset, Fair Value, Amount Not Offset Against Collateral</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Derivative Asset, Fair Value, Amount Not Offset Against Collateral, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableNetReportedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total loans, net of allowance for loan losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableNetReportedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net loans and lease finance receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableNetReportedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans and Leases Receivable, Net Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableNetReportedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total loans and lease finance receivables, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash Flows from Financing Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableModificationsRecordedInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total TDRs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableModificationsRecordedInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Modifications Recorded Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableModificationsRecordedInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivable Modifications Recorded Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Filer Category</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-maturity, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Held-to-maturity, Fair Value, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Receivable Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Receivable Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Year Focus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, 12 Months or Longer, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retained earnings</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Retained Earnings (Accumulated Deficit), Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Retained Earnings (Accumulated Deficit), Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, 12 Months or Longer, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_Payableforsecuritiespurchasednoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payable for securities purchased noncurrent.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_Payableforsecuritiespurchasednoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">PayableForSecuritiesPurchasedNoncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_Payableforsecuritiespurchasednoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payable for securities purchased</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AmountExcludedFromPppLoan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amount excluded from PPP loan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_AmountExcludedFromPppLoan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount excluded from PPP loan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosures [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Assets, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Securities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Debt Obligations [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Accounts, Notes, Loans and Financing Receivable [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accounts, Notes, Loans and Financing Receivable [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in one year or less, Fair Value, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Revenue from contract with customer</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue from contract with customer, including assessed tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from Contract with Customer, Including Assessed Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Acquisition, Acquiree [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition, Acquiree [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentNonaccrual_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Nonaccrual loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentNonaccrual_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Nonaccrual</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentNonaccrual_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable recorded investment nonaccrual.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecordedInvestmentInCollateralDependentLoansOnOtherFinancialInstruments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecordedInvestmentInCollateralDependentLoansOnOtherFinancialInstruments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Recorded Investment In Collateral Dependent Loans On Other Financial Instruments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_RecordedInvestmentInCollateralDependentLoansOnOtherFinancialInstruments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Recorded investment in collateral dependent loans on other financial instruments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NumberOfInstrumentsDependentOnCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of Loans Dependent on Collateral</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NumberOfInstrumentsDependentOnCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Instruments Dependent On Collateral</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_NumberOfInstrumentsDependentOnCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number Of Instruments Dependent On Collateral.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Acquisitions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock for acquisition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Loans Not Past Due</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Notes receivable gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, before Allowance for Credit Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financing Receivable, before Allowance for Credit Loss, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateSwapMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate Swaps [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateSwapMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Swap [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Amortized Cost and Fair Value of Debt Securities by Contractual Maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments Classified by Contractual Maturity Date [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Noninterest-bearing deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Noninterest-bearing</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest-bearing Deposit Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestBearingDepositLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Noninterest-bearing Deposit Liabilities, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Tax Identification Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Component [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageBackedSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage-backed Securities [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DescriptionOfConditionsRelatingToClearingOfInterestRateSwaps_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Description of Conditions Relating to Clearing of Interest rate Swaps</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DescriptionOfConditionsRelatingToClearingOfInterestRateSwaps_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents Description of Conditions Relating to Clearing of Interest rate Swaps.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SmallBusinessAdministrationLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Small Business Administration [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SmallBusinessAdministrationLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Small Business Administration Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SmallBusinessAdministrationLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Small Business Administration Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralizedMortgageObligationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">CMO/REMIC [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralizedMortgageObligationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CMO/REMIC - Residential [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralizedMortgageObligationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collateralized Mortgage Obligations [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PassMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pass [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InformationByCategoryOfDebtSecurityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Security Category [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InformationByCategoryOfDebtSecurityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Security Category [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable, Allowance for Credit Losses [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Allowance for Credit Loss [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables30To59DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">30-59 Days Past Due [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivables30To59DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, 30 to 59 Days Past Due [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Components of Other Comprehensive Income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_DisclosureOfPledgedAssetsNotSeparatelyReportedOnStatementOfFinancialPositionTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Summary of pledged assets not separately reported on statement of financial position</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Greater than 89 Days Past Due [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">90+ Days Past Due [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Equal to or Greater than 90 Days Past Due [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after ten years, Fair Value, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average remaining lease term (years)</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_IncreaseOrDecreaseInProvisionForUnfundedLoanCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Increase in reserve for unfunded loan commitments</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity File Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_HeldToMaturitySecuritiesPortfolioPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Percent, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_HeldToMaturitySecuritiesPortfolioPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Portfolio Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_HeldToMaturitySecuritiesPortfolioPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held to maturity securities portfolio percentage.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PaymentsForProceedsFromInterestEarningAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net change in interest-earning balances from depository institutions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PaymentsForProceedsFromInterestEarningAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Proceeds from Interest Earning Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PaymentsForProceedsFromInterestEarningAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payments for proceeds from interest earning assets.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value of Derivative Instruments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retained Earnings [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfAdoptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Type of Adoption [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfAdoptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments for New Accounting Pronouncements [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldtomaturitySecuritiesDebtMaturitiesRollingAfterTenYearsAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after ten years, Amortized Cost, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldtomaturitySecuritiesDebtMaturitiesRollingAfterTenYearsAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of net unrealized losses on securities transferred from available-for-sale to held-to-maturity, Before-tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income Loss Amortization Of Unrealized Gain Loss On Securities Transferred From Available For Sale To Held To Maturity Before Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainLossOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other comprehensive income (loss) amortization of unrealized gain (loss) on securities transferred from available for sale to held to maturity before tax.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning balance, shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balance, shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PurchasedCreditDeterioratedPcdLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PCD Loans</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_PurchasedCreditDeterioratedPcdLoans_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Purchased credit deteriorated (PCD) loans.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Significant Accounting Policies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial liabilities, Gross Amounts Recognized in the Condensed Consolidated Balance Sheets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability, Fair Value, Amount Not Offset Against Collateral</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Derivative Liability, Fair Value, Amount Not Offset Against Collateral, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ProceedsFromRedemptionOfFhlbStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from redemption of FHLB stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ProceedsFromRedemptionOfFhlbStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from redemption of FHLB stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ProceedsFromRedemptionOfFhlbStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from redemption of fhlb stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Present value of lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating Lease, Liability, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferToOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Owned, Transfer to Real Estate Owned</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferToOtherRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transfer to OREO</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentTroubledDebtRestructuringsNonAccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">TDRs placed on nonaccrual status</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentTroubledDebtRestructuringsNonAccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Troubled Debt Restructurings Non Accrual Status</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivableRecordedInvestmentTroubledDebtRestructuringsNonAccrualStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The decrease in performing troubled debt restructurings financing receivables, because of the change in accrual status to nonaccrual.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CoverAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cover [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByAssetClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset Class [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByAssetClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Class [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after five years through ten years, Fair Value, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAndLiabilitiesLesseeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease Assets and Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAndLiabilitiesLesseeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets and Liabilities, Lessee [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of Derivative Instruments on Consolidated Statement of Earnings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments, Gain (Loss) [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Stockholders' Equity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleRestricted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale, Restricted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleRestricted_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Investment securities pledged as collateral</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest and Dividend Income, Securities, by Taxable Status [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FairValueOfAcquiredInvestmentSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of acquired investment securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FairValueOfAcquiredInvestmentSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value of Acquired Investment Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FairValueOfAcquiredInvestmentSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair Value of acquired investment securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentTransitionReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Transition Report</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfAllowanceForLoanLossesForLoansByLoanPortfolioTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Balance and Activity Related to Allowance for Loan Losses for Held-for-Investment Loans by Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfAllowanceForLoanLossesForLoansByLoanPortfolioTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Allowance For Loan Losses For Loans By Loan Portfolio [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfAllowanceForLoanLossesForLoansByLoanPortfolioTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule Of Allowance For Loan Losses For Loans By Loan Portfolio [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoninterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ProvisionRecordedAtAcquisition_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Provision Recorded at Acquisition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term Debt, Type [Axis]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Financial Instruments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments and Hedging Activities Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Marketing and promotion</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Diluted weighted average shares outstanding</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diluted weighted average shares outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">2019</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestExpenseBorrowingsAndCustomerRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest expense borrowings and customer repurchase agreements.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndDueFromBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and due from banks</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndDueFromBanks_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash and Due from Banks, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialAndIndustrialMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial And Industrial [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_CommercialAndIndustrialMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial And Industrial [Member].</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_InterestRateSwapAgreementsWithCustomersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest-rate Swap Agreements with Customers [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Financial liabilities, Gross Amounts Offset in the Condensed Consolidated Balance Sheets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability, Collateral, Right to Reclaim Cash, Offset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Prior</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable, Originated, More than Five Years before Current Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total investment income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest and Dividend Income, Securities, Operating</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest and Dividend Income, Securities, Operating, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from maturity of investment securities&#160;available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsCommonStockCash_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cash dividends declared on common stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsCommonStockCash_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividends, Common Stock, Cash</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net increase in cash and cash equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Less: Allowance for credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Allowance for credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans and Leases Receivable, Allowance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Loans and Leases Receivable, Allowance, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareRepurchaseProgramAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Repurchase Program [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SpecialMentionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Special Mention [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Components of Loans and Lease Finance Receivables, Excluding PCI Loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stockholders' Equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stockholders' Equity Attributable to Parent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SuncrestBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Suncrest Bank [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SuncrestBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Suncrest bank member.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_SuncrestBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Suncrest Bank [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NatureOfOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NatureOfOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nature of Operations [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendIncomeOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dividends from FHLB stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendIncomeOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividend Income, Operating</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendIncomeOperating_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Dividend Income, Operating, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansByTypeAndOriginationYearAccordingToOurInternalRiskRatingsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Summary of loans by type and origination year, according to our internal risk ratings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansByTypeAndOriginationYearAccordingToOurInternalRiskRatingsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans By Type And Origination Year According To Our Internal Risk Ratings [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_LoansByTypeAndOriginationYearAccordingToOurInternalRiskRatingsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans By Type And Origination Year According To Our Internal Risk Ratings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Commercial real estate [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Real Estate Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Loan [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Earnings Per Common Share Reconciliation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_USStatesAndPoliticalSubdivisionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Municipal Bonds [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_USStatesAndPoliticalSubdivisionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">US States and Political Subdivisions Debt Securities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivables, Period Past Due [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Aging [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Charge-offs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Allowance for Loan and Lease Losses, Write-offs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivablesImpairedTroubledDebtRestructuringPayments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Payoffs/payments, net and other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivablesImpairedTroubledDebtRestructuringPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivables Impaired Troubled Debt Restructuring Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_FinancingReceivablesImpairedTroubledDebtRestructuringPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing Receivables Impaired Troubled Debt Restructuring Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LaborAndRelatedExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Salaries and employee benefits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LaborAndRelatedExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Labor and Related Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2025</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Common Stock, Shares Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial liabilities, Net Amounts Presented in the Condensed Consolidated Balance Sheets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Swaps</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financial liabilities, Net Amounts of Assets Presented in the Condensed Consolidated Balance Sheets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Frequency [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Frequency [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash consideration</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition, Transaction Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Designation [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedging Designation [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtLongtermAndShorttermCombinedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Borrowings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtLongtermAndShorttermCombinedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt, Long-term and Short-term, Combined Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtLongtermAndShorttermCombinedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt, Long-term and Short-term, Combined Amount, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockNoParValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, par value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockNoParValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, No Par Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Shell Company</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Securities, Available-for-sale [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-sale [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities and Stockholders' Equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation, State or Country Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketableSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketableSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total investment securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketableSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Marketable Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Earnings Per Share Reconciliation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldtomaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after five years through ten years, Amortized Cost, Held-to-maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldtomaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, Rolling after Five through Ten Years</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfActivityInTroubleDebtRestructuringsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Activity Related to Troubled Debt Restructurings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfActivityInTroubleDebtRestructuringsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Activity In Trouble Debt Restructurings [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cvbf_ScheduleOfActivityInTroubleDebtRestructuringsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule Of Activity In Trouble Debt Restructurings [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after one year through five years, Fair Value, Available-for-sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product and Service [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialAssetNotPastDueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Asset, Not Past Due [Member]</link:label>
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