Plus, find a curated guide of blue-black looks for plenty of inspo. "It's a cool color with the depth or darkness of the hair being black and the reflection or tone being a cool blue," stylist ...

When your hair color aligns with your skin's undertone, everything clicks, bringing a natural balance and glow that even the ...

You can also let sections of your original hair color peek through for a more cohesive and purposeful finish, like the blue-on-black mix seen here. Icy-blue hair to match those ~ocean eyes~?

Choosing the perfect hair color can enhance your features ... edgy look while toning down any redness in the skin. 6. Jet Black with Blue Undertones Jet black hair with subtle blue or violet ...