What's the adjective for pigment? Here's the word you're looking for.
Included below are past participle and present participle forms for the
verbs pigment and pigmentate which may be used as adjectives within certain contexts.
“Healed burns will be sensitive and have dry scaly skin, which may develop pigmental changes.”
“Many of the most striking effects are caused by combinations of pigmental and structural colours.”
“Out of water, animals need some pigmental protection against ultraviolet radiation, and the comparatively dense bones that give land animals their heft are impossible to hide.”