xanthophyll

Xanthophylls (originally phylloxanthins) are yellow pigments that occur widely in nature and form one of two major divisions of the carotenoid group; the other division is formed by the carotenes. The name is from Greek xanthos (ξανθός, 'yellow') and phyllon (φύλλον, 'leaf'), due to their formation of the yellow band seen in early chromatography of leaf pigments.

As both are carotenoids, xanthophylls and carotenes are similar in structure, but xanthophylls contain oxygen atoms while carotenes are ...