PROBLEM TO BE SOLVED: To provide a hair dye composition in which a cationic surfactant and a dissociative azo dye are stably blended and which can give the hair after hair dying an excellent feeling such as smoothness.SOLUTION: A hair dye composition comprises a specific azo dye represented by formula (A-1), (A-2) or (A-3), a cationic surfactant, and an anion surfactant.COPYRIGHT: (C)2016,JPO&INPIT