I Need To Re-Dye My Hair Blue, What Type of BLUE Hair Dye Will Last The Longest?

I first got it done professionally and i think she used a combonation of different "special fx" blues.

I Need To Re-Dye My Hair Blue, What Type of BLUE Hair Dye Will Last The Longest?

You ought to ask one of those lil old blue haird ladies what she uses !

I Need To Re-Dye My Hair Blue, What Type of BLUE Hair Dye Will Last The Longest?

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I Need To Re-Dye My Hair Blue, What Type of BLUE Hair Dye Will Last The Longest?

That is the brand that I would recommend. Blue and green are the most difficult to keep in the hair. You will most likely have to recolor this weekly to keep it vibrant. Best of luck.