Those celebrity using the unique brunette show the unique side.
Espresso
Channel your dark side: Rich, warm tones keep the effect youthful and flattering
Chocolate
Sandra Bullock's dark, chocolate brown hair gives a drastic, standout
Amber
Butterscotch and coppery highlights make Julia Roberts's long, brown layers look fresh and vibrant.
Caramel
Light brown and honey-blond go together seamlessly in Jessica Alba's glam take on two-tone ombré.