Ready for a hair reset? Explore 26 stunning fall colors, from rust chocolate and candlelit copper to warm chestnut browns, ...

The star's dark brown-black tresses were gone, replaced with a warm, chocolatey light brown, and she looks so different. You know how we feel about a hair transformation here on Cosmo.

“Highlights, in simple terms, are a technique to add dimension to monochromatic hair color,” says celebrity colorist and salon owner Christopher Naselli, who works with AGEbeautiful Hair Color.

Opt for auburn blonde highlights if you want to incorporate a deeper red-tinged color. Here, Beyoncé has hers in a subtle ombré with long, dark brown lengths.

Whether you’re looking to spice up brown strands or give brunette life a try for the first time, get hair-spiration from these 36 celebs who've embraced their dark side.

While in quarantine, I tested a bunch of different anti-brass shampoos and conditioners on my light-brown hair that had turned orange until I found the one that really works: Redken Color Extend ...

One of Kacey Musgraves' most signature physical features is her long, glossy, jet-black hair, which is reminiscent of Cher circa 1970. But this summer, the "High Horse" singer is switching up her ...