Barbara Marquand is a staff writer at NerdWallet, a personal finance website. Email: bmarquand@nerdwallet.com. Twitter: @barbaramarquand.
The eye may change color due to alteration of genes in the cells of the iris. This is because of your DNA factors in the body. The gene alteration can cause the eye to change color from brown to green and vise verse. There is no any explanation to the cause of the genes behaving in these manner. Prolonged exposure to the sun might also be another cause that made my eyes to change the color.
An eye color depends on the amount and type of pigments in the eyeâs iris. It is an inherited trait influenced by more than one gene. Eye colors can vary from the least common, green, to the most common color, brown. Unusual eye colors: red, black, or the appearance of violet is from rare genetic mutations. Others say that the color of the eyes could give you a hint of that personâs personality as some had associated it with meanings. Letâs now get to know what each color represent. 1. Blue Eyes