When comparing Iroiro Colors vs Sparks Hair Dye, the Slant community recommends Iroiro Colors for most people. In the question“What are the best semi-permanent hair dyes for unnatural colors?” Iroiro Colors is ranked 10th while Sparks Hair Dye is ranked 13th. The most important reason people chose Iroiro Colors is:
Colors are highly pigmented .
Ranked in these QuestionsQuestion Ranking
Pros
Pro Very vibrant colors
Colors are highly pigmented .
Pro Color stays with correct care
Used to be available in TONS of colors. They are currently rebranding and have only like 5 colors which doesn't work for rainbow-heads like myself.
Pro Washes out nicely
The Electric Blue and Green Ivy/Envy wash out very nicely, you can go 3 months between touch-ups.
Pro Smells amazing
Pro Very vibrant color
I use their red shade and the color that comes out of the tube is very similar to what will come out in your hair.
Cons
Con Fades fast
To make sure the color lasts I had to put some dye in my conditioner