Later he included orange and indigo, giving seven main colours by analogy to the number of notes in a musical scale.

He included indigo, the hue between blue and violet, as one of the separate colours, though today it is usually considered a hue of blue.

Prominent plantation crops included cotton, rubber, sugar cane, tobacco, figs, rice, kapok, sisal and indigo.

These plants include indigenous flowers, citrus, sugar cane, tobacco, indigo, cotton, herbs, and vegetables.

Baptisia tinctoria (common names include yellow false indigo, wild indigo and horseflyweed) is a herbaceous perennial plant in the family Fabaceae.

Flower species include yellow cone flower, prairie dock, lupin, black-eyed Susan, spiderwort, and false indigo.

Colors in multiplayer include green, red, brown and indigo.

His color vision includes indigo.

The region's crops, most of which are cultivated on steeply terraced mountainsides, include wheat, coffee, cotton, indigo, ginger, vegetables, and palms.

Traditional colours include indigo, dark brown, and white, which represent the three major Hindu Gods (Brahmā, Vishnu, and Śiva).