Cuttlefish pigment is a term used to describe the natural coloring of cuttlefish, OCTOPUS, squid, and other cephalopods. The most common cuttlefish pigment is SEPIA, which is a dark brownish-gray color. OCTOPUS INK is also a type of cuttlefish pigment, and it is usually black or dark blue in color. INKY is another term used to describe cuttlefish pigment, and it is typically a deep, dark black. Lastly, squids produce a type of cuttlefish pigment that is usually a light gray or white color.