Why stick to blonde, brunette, or red, when there are so many other ROYGBIV shades to choose from? Check out these stars -- including Demi Lovato, Nicole Richie, Lauren Conrad, and more – who have tried rainbow-colored hair.
Richie went the lavender hair route a la Kelly Osbourne in March 2014. “She was itching to try a new pastel shade,” Danny Moon, who transformed the star, told Us Weekly.
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