Indigo
A deep blue-violet, one of Newton's seven colors of the rainbow
Fun Fact
Indigo dye, used to color denim, comes from the indigo plant and was so valuable in colonial trade that it rivaled sugar and tobacco as a cash crop.
A deep blue-violet, one of Newton's seven colors of the rainbow
Indigo dye, used to color denim, comes from the indigo plant and was so valuable in colonial trade that it rivaled sugar and tobacco as a cash crop.