Pigments that are present in the leaf that impart colour to the leaf are called leaf pigments. They are chemical compounds. Green colour in plants is due to Chlorophyll. Cholorophyll are also of different types Chlorophyll-A, Chlorophyll-B, Chlorophyll-C and Chlorophyll-D. Different colours are imparted to plants by different pigments. Some are Xanthophyll and Carotenoids.