Katy Perry, Selena Gomez, Chanel Iman
Credit: FilmMagic; Ramey Photo; Splash News

Looking for a statement-making hair color? We've gathered the best tips on how to experiment with brighter hues like Katy Perry's bright blue strands, Selena Gomez's rainbow highlights, and Chanel Iman's dynamic ombre. Click through to find out how you can work technicolor strands, whether you want them for a month, a week, or just a day!