| Capital Ratios of Hanmi Financial and Bank | 
 The capital ratios of Hanmi Financial and the Bank as of September 30, 2024 and December 31, 2023 were as follows: 
  
      
       
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        Minimum  | 
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        Minimum to Be  | 
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        Regulatory  | 
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        Categorized as  | 
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        Actual  | 
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        Requirement  | 
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        “Well Capitalized”  | 
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        Amount  | 
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        Ratio  | 
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        Amount  | 
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        Ratio  | 
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        Amount  | 
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        Ratio  | 
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        (dollars in thousands)  | 
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        September 30, 2024  | 
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        Total capital (to risk-weighted assets):  | 
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        Hanmi Financial  | 
           | 
        $  | 
        970,961  | 
           | 
           | 
           | 
        15.03  | 
        %  | 
           | 
        $  | 
        516,490  | 
           | 
           | 
           | 
        8.00  | 
        %  | 
           | 
        N/A  | 
           | 
           | 
        N/A  | 
           | 
        
       
        Hanmi Bank  | 
           | 
        $  | 
        921,905  | 
           | 
           | 
           | 
        14.27  | 
        %  | 
           | 
        $  | 
        516,490  | 
           | 
           | 
           | 
        8.00  | 
        %  | 
           | 
        $  | 
        645,612  | 
           | 
           | 
           | 
        10.00  | 
        %  | 
        
       
        Tier 1 capital (to risk-weighted assets):  | 
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        Hanmi Financial  | 
           | 
        $  | 
        793,728  | 
           | 
           | 
           | 
        12.29  | 
        %  | 
           | 
        $  | 
        387,368  | 
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        6.00  | 
        %  | 
           | 
        N/A  | 
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        N/A  | 
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        Hanmi Bank  | 
           | 
        $  | 
        854,672  | 
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        13.23  | 
        %  | 
           | 
        $  | 
        387,367  | 
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           | 
        6.00  | 
        %  | 
           | 
        $  | 
        516,490  | 
           | 
           | 
           | 
        8.00  | 
        %  | 
        
       
        Common equity Tier 1 capital (to risk-weighted assets)  | 
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        Hanmi Financial  | 
           | 
        $  | 
        771,741  | 
           | 
           | 
           | 
        11.95  | 
        %  | 
           | 
        $  | 
        290,526  | 
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        4.50  | 
        %  | 
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        N/A  | 
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        N/A  | 
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        Hanmi Bank  | 
           | 
        $  | 
        854,672  | 
           | 
           | 
           | 
        13.23  | 
        %  | 
           | 
        $  | 
        290,525  | 
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           | 
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        4.50  | 
        %  | 
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        $  | 
        419,648  | 
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           | 
        6.50  | 
        %  | 
        
       
        Tier 1 capital (to average assets):  | 
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                                                   | 
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        Hanmi Financial  | 
           | 
        $  | 
        793,728  | 
           | 
           | 
           | 
        10.56  | 
        %  | 
           | 
        $  | 
        300,755  | 
           | 
           | 
           | 
        4.00  | 
        %  | 
           | 
        N/A  | 
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        N/A  | 
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        Hanmi Bank  | 
           | 
        $  | 
        854,672  | 
           | 
           | 
           | 
        11.43  | 
        %  | 
           | 
        $  | 
        299,224  | 
           | 
           | 
           | 
        4.00  | 
        %  | 
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        $  | 
        374,030  | 
           | 
           | 
           | 
        5.00  | 
        %  | 
        
       
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        December 31, 2023  | 
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        Total capital (to risk-weighted assets):  | 
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        Hanmi Financial  | 
           | 
        $  | 
        947,286  | 
           | 
           | 
           | 
        14.95  | 
        %  | 
           | 
        $  | 
        506,891  | 
           | 
           | 
           | 
        8.00  | 
        %  | 
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        N/A  | 
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        N/A  | 
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        Hanmi Bank  | 
           | 
        $  | 
        904,153  | 
           | 
           | 
           | 
        14.27  | 
        %  | 
           | 
        $  | 
        506,741  | 
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           | 
           | 
        8.00  | 
        %  | 
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        $  | 
        633,426  | 
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           | 
           | 
        10.00  | 
        %  | 
        
       
        Tier 1 capital (to risk-weighted assets):  | 
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        Hanmi Financial  | 
           | 
        $  | 
        773,179  | 
           | 
           | 
           | 
        12.20  | 
        %  | 
           | 
        $  | 
        380,168  | 
           | 
           | 
           | 
        6.00  | 
        %  | 
           | 
        N/A  | 
           | 
           | 
        N/A  | 
           | 
        
       
        Hanmi Bank  | 
           | 
        $  | 
        840,046  | 
           | 
           | 
           | 
        13.26  | 
        %  | 
           | 
        $  | 
        380,056  | 
           | 
           | 
           | 
        6.00  | 
        %  | 
           | 
        $  | 
        506,741  | 
           | 
           | 
           | 
        8.00  | 
        %  | 
        
       
        Common equity Tier 1 capital (to risk-weighted assets)  | 
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        Hanmi Financial  | 
           | 
        $  | 
        751,516  | 
           | 
           | 
           | 
        11.86  | 
        %  | 
           | 
        $  | 
        285,126  | 
           | 
           | 
           | 
        4.50  | 
        %  | 
           | 
        N/A  | 
           | 
           | 
        N/A  | 
           | 
        
       
        Hanmi Bank  | 
           | 
        $  | 
        840,046  | 
           | 
           | 
           | 
        13.26  | 
        %  | 
           | 
        $  | 
        285,042  | 
           | 
           | 
           | 
        4.50  | 
        %  | 
           | 
        $  | 
        411,727  | 
           | 
           | 
           | 
        6.50  | 
        %  | 
        
       
        Tier 1 capital (to average assets):  | 
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        Hanmi Financial  | 
           | 
        $  | 
        773,179  | 
           | 
           | 
           | 
        10.37  | 
        %  | 
           | 
        $  | 
        298,277  | 
           | 
           | 
           | 
        4.00  | 
        %  | 
           | 
        N/A  | 
           | 
           | 
        N/A  | 
           | 
        
       
        Hanmi Bank  | 
           | 
        $  | 
        840,046  | 
           | 
           | 
           | 
        11.32  | 
        %  | 
           | 
        $  | 
        296,948  | 
           | 
           | 
           | 
        4.00  | 
        %  | 
           | 
        $  | 
        371,185  | 
           | 
           | 
           | 
        5.00  | 
        %  | 
        
       
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