Calico cat colours Coat coats contain two pigments, phaeomelanin (red pigment) and eumelanin (black or brown pigment), these can further be split into colours depending on the shape of the pigment (round or oval) or the number and distribution of pigment granules. Black based: Black, brown (chocolate), cinnamon. Red based: Red (ginger). The recessive dilute … Continue reading Calico Cat Colours Explained (With Photos)