Which Of Rihanna's Constantly Changing Hair Colors Is Your Favorite?

Rihanna is a lot of things, but boring definitely isn't one of them. The fashion chameleon is constantly changing her look, including the color (and cut) of her hair. Most recently she's been rocking the Skrillex cut in jet black, but she's also been blonde, red, and brunette. Which of her hair colors has been your favorite? Vote below!