Black Cat With Brown Eyes. In fact, the cat’s eye center may appear green, copper, and gold. There are a few different things that can cause a black cat’s coat discoloration, and thankfully the most common ones aren’t cause for too much concern.
The havana brown’s distinctive color extends even to his whiskers. The only exception to this rule is the white cat. Black cats come with many of the colors on the chart.
There is also partial heterochromia, where there can be one blue eye and one eye that is partially blue and partially another color.
You see, cat eye colors come in an amazing array. Brown, of course, complementing the coat color. Black cats are born with blue eyes, but the blue eye colour will change to yellow or green from four weeks. Your sweet black cat was blessed with vivid green eyes.