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Quantity
1
One time purchase
$19.00
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Description
Classic, cobalt blue
Semi-Perm
16-24+ washes
Most vivid on level 7+ hair
Our clean & vegan semi-permanent hair dye combines salon-grade pigments with a nontoxic formula that deposits ultra vibrant color. Our semi-permanent hair dyes d...
Reviews
4.9
70 ratings
5
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Amazing hair dye!!!
Blue Ruin is so good!! It stayed in my hair for so long. I was able to go to a waterpark and it still be pretty pigmented. Get this!!
J
Josie · August 30, 2026
Blue Ruin, only blue that actually doesn't ruin
Absolutely wonderful blue, ive gotten sooooo many compliments on it, it used to be my go to before I found Dream Big, on the GDY website! It's such a vibrant blue, the only hairdye I recommend when someone asks for a good blue!