Permanent color contains chemicals like ammonia, which is what opens the cuticle by raising the pH of the hair. Developer—a liquid oxidizing agent that contains hydrogen peroxide—also helps ...

⇝Semi-permanent hair dye: These dyes last 15 washes, max. “There’s no developer, there’s no hydrogen peroxide, there are no chemicals—the color just sits on the hair’s surface,” says ...

Stripping permanent hair color that you don’t like at home can be tricky. But you can buy commercial hair strippers or try homemade solutions to help the color fade enough so that you can re-dye it.

The first time I used it, I had pink hair. I’d used a semi-permanent dye over the top of my naturally dark blonde hair. When I went to remove the color, it was completely gone — I was actually ...

If you’re brave enough to try a brand-new look, pick up a box of permanent hair color. Affordable and easy to apply, it’s also simple to maintain your look long-term. Permanent hair color is ...

So if your natural hair is dark brunette, your choices in permanent color are limited to medium to dark brunettes—a box of blonde permanent hair color won’t do the trick,” says Perkins.