Best Blue Hair Dyes

Crazy Color Vibrant Capri Blue Semi-Permanent Hair Dye. Highly Pigmented Electric Blue Conditioning & Oil Nourishing Vegan Formula | No Bleach or Ammonia | 100ml

Crazy Color Vibrant Sky Blue Semi-Permanent Duo Hair Dye. Highly Pigmented Cobalt Blue Conditioning & Oil Nourishing Vegan Formula | No Bleach or Ammonia | 200ml

Garnier Color Sensation Vivids Blue Hair Dye Permanent 2.10 Deep Blue

Schwarzkopf LIVE Colour Drops Crystal Blue Semi-Permanent Hair Dye, 30ml, Hair Colour Drops for Colour that Lasts 2-12 Washes, Blue Hair Dye Drops

Adore Shining Semi Permanent Hair Colour, 112 Indigo Blue

Manic Panic High Voltage Classic Cream Formula Colour Hair Dye (Shocking Blue)

Knight & Wilson Colour-Freedom 150ml Truly Blue Semi-Permanent Hair Colour - Ultra-Vibrant Vegan Friendly Colour Mask with Shine Booster Complex - Ammonia Free Colour Lasts Up To 6-10 Washes

Blue Black Hair Dye Permanent with Anti-Breakage Plex Hair Care, Vegan Hair Dye & Cruelty-Free, 100% Grey Coverage, Midnight Blue Hair Dye, For All Hair Types. Smart Beauty

Manic Panic - Lie Locks Classic Creme Vegan Cruelty Free Blue Semi Permanent Hair Dye 118ml

BLEACH LONDON Blue Weekend Semi-Permanent Hair Colour Cream - True Blue, Vegan, Cruelty Free, Vibrant Temporary Dye 150 ml