A silver halide color photographic light-sensitive material which comprises a support having thereon at least one silver halide emulsion layer containing dispersed therein at least one magenta coupler represented by the following general formula (I): ##STR1## wherein R.sup.1 and R.sup.2, which may be the same or different, each represents a hydrogen atom or a substituent, each represents a hydrogen atom or a substituent, X represents a hydrogen atom or a group capable of being eliminated upon coupling with an oxidation product of an aromatic primary amine developing agent, Z represents a nitrogen atom or --CR.sup.6 where R.sup.6 represents a hydrogen atom or a substituent and dimers or higher polymers thereof,together with at least one high boiling organic solvent represented by the following general formula (II): ##STR2## wherein R.sup.3, R.sup.4 and R.sup.5, which may be the same or different, each represents an alkyl group, a cycloalkyl group, an alkenyl group or an aryl group, provided that the total number of carbon atoms contained in the groups represented by R.sup.3, R.sup.4 and R.sup.5 is 12 to 60.