Incredible My Hair Looks Green After Coloring Ideas. Assess what’s causing the green tones in your hair. Because red is opposite green on the color wheel, the red undertones in a hair dye can help neutralize the greens.

When you color your hair, it makes the hair susceptible to damage and brittleness. In this article, we’ll explore some of the reasons why hair turns green after dyeing and offer some solutions. Hair toners are essentially very weak hair dyes.