of dying your own hair might seem intimidating -- after all, it is permanent or semipermanent -- but the pros say it’s possible to have salon-quality results at home if you stick to some guidelines.

Pro tip: If you’re hesitant to go for a full-blue moment, match your shade of blue to your skin’s undertone, says Hernandez. “Cool and neutral skin tones can wear most cool-toned blue hair colors, ...