A color-developing agent of the formula (1-1): ##STR1##

    • wherein X represents a hydrogen atom or a substituent, and
    • Z represents a carbamoyl, acyl, alkoxycarbonyl, or aryloxycarbonyl group. An azo dye of the formula (2-1): ##STR2##
      • wherein R1 represents a hydrogen atom or a substituent, and A represents a group of atoms necessary to form the azo dye by the compound of formula (2-1). A silver halide photographic light-sensitive material containing any of the color-developing agent and the azo dye in at least one photographic constitutional layer.
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