There's eumelanin, which gives rise to a range of brown skin tones, as well as black, brown, and blond hair, and pheomelanin, which causes the reddish browns of freckles and red hair.
Tu je eumelanin, koji proizvodi raspon smeđih tonova kože, kao i crnu, smeđu i plavu kosu, i feomelanin, koji uzrokuje nastanak crvenkasto smeđih pjega i crvene kose.