To provide a method for dip-dyeing or printing a polyamide-containing material with three color dyes into the dip-dyed or printed product having excellent dye levelness, miscibility, color stability and excellent fastness against moisture and light.

This method for dip-dyeing or printing a polyamide-containing material comprises using a blue color dyeing dye of general formula 1, such as a dye of formula 6, together with a red color dyeing dye of general formula 2, such as a dye of formula 29, and a yellow or orange color dyeing dye of general formula 3 such as formula 30 or general formula 4, or a mixture of the dyes.