They're rich and decadent. “Amal Clooney’s signature chocolate brown is the epitome of timeless beauty,” says Giannetos. The warm tones and lighter pieces in this look are everything.

A burnished caramel balayage adds a touch of color and warmth to Zoe Saldaña’s jet-black hair. “Since the color starts lower, there's no need to worry about root touch-ups as often, making it ...