35 million years ago, and it gives us a unique perspective on the world compared with most other mammals.The evolutionary advantage of color vision may stem from the ability to spot food or predators from long distances, but the ability to see the world in color confers much more than that.
Seeing the beauty of the world with trichromatic vision has given us great artworks and is a fundamental part of the human experience for people with healthy vision.Yet, scientists do not completely understand how we perceive color and what it means to see color.