Cool indigo pop in a dimensional purple Semi-Perm 7-24 washes Most vivid on level 10+ hair Dive into a world where self-expression meets natural inspiration with our Greenhaus Collection. Feel the warmth through glass panes and listen to plants breathe — Greenhaus is everything growing under the sun. Our newest trend collection celebrates understated and organic beauty. Semi-permanent hair dye combines salon-grade pigments with a nontoxic formula that deposits ultra vibrant color. Our semi-permanent hair dyes do not damage the hair, in fact they’re super conditioning with a high-quality cream base that acts like a hydrating hair mask with essential oil benefits.