One Cosmo editor says: “Any shade of color-treated hair—from platinum blonde to chocolate brown—can benefit from using this shampoo and conditioner. It’s designed to repair damage (an inevitable side ...

With over 43,000 perfect five-star ratings on Amazon, Arctic Fox is the clear fan-favorite of semi-permanent blue hair dyes. For the most vibrant results, you should use this dye on pre-lightened ...

However, according to Rita Hazan, celebrity colorist and founder of Rita Hazan Salon, 2025 is all about decadent tones. While ...

Blue hair can be as minimal as a few blue highlights or a full bright-blue dye job. Show these 25 blue hair ideas to your stylist at your next appointment. Search. Join Club Cosmo; ...

While my freshly bleached hair is still wet, I use Wella Color Fresh in 8/81 as a toner. I slather it all over my head and emulsify it, leave it on for 20-30 minutes, then rinse with cool water.

Then apply the remaining color to the rest of your hair to refresh the color. Rinse and shampoo and condition with the products in your kit. Wait 24 to 48 hours before washing again.

Sales of Madison Reed's at-home hair coloring kits have soared 750% in recent days, while demand for Color Wow's root cover-up product is also through the roof. And a colorist at a Manhattan salon ...