You can also let sections of your original hair color peek through for a more cohesive and purposeful finish, like the blue-on-black ... highlights look especially stunning in contrast to ...

Ultimately, the end result might involve some deep, blue-based highlights if you already have nearly black hair to begin with. Or, if you have dark brown hair, a permanent blue-black color can be ...

If you have dark brown hair with brunette highlights, Kandasamy says that neutralizing it with a blue shampoo will do the trick. However, if you’re a brunette with blonde highlights, he ...

Losing vibrancy is another challenge with adding highlights to dark tones. "Black hair reflects the light best, and over time, you will lose some of that gorgeous shine," explains Michael.

Whether you have dark blonde or ... Because it's a true ocean blue, it works best with true brunettes rather than those with blonde highlights. Some reviewers said it left hair with a filmy ...