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I Saw Red Semi-Permanent Dye

Bright red conditioning and vegan, semi-permanent hair dye 150ml
4.5 (28 reviews)
What it does

I Saw Red is a conditioning semi-permanent hair dye that transforms hair into a vibrant, fire-engine red which lasts between 3-30 washes.

Developed by international fashion colourist Alex Brownsell and used at out award-winning salons in London and LA.

Formulated without Bleach, Peroxide or Ammonia.

Vegan and Peta-Approved.

Who it's for

Our gentle, semi-permanent hair dyes are for all hair types!

Use on lighter hair for fuller coverage, or on darker hair for a glossy tint. It also covers faded colour effectively.

For more vivid result use on bleach blonde hair.

How much one kit covers

One box is suitable for short hair or colouring freshly bleached and toned roots.

For shoulder length hair you'll need two bottles.

For long hair that's below your shoulders, you'll need three to four bottles. If your hair is very thick we recommend adding an extra bottle.

4.5
Average score from 28 reviews
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REVIEWS
Page 1 of 6

11th February 2025

Great red hair dye

Its perfect on bleached hair, the hair feels and looks amazing. I fresh the colour up myself between salon visits.

Alexandra F.

Hair Type: Straight

Natural Hair Color: Black

26th December 2024

Slay

Good

Evie N.

Hair Type: Wavy

Natural Hair Color: Auburn

5th April 2024

Best red EVER !

I am amazed. The colour is bright, vibrant, even and my favourite EVER. My hair is so soft and feels so good. My hair was a mix of grey and old dyed at home blonde and it looks amazing. Thankyou Bleach London x

Sally S.

Hair Type: Straight

Natural Hair Color: Grey

15th December 2022

Didn't work!!

I used two bottles of the red dye on shoulder length hair, left it on for 40 mins and it didnt change my hair colour at all! Terrible stuff.

Anna H.

Hair Type: Wavy

Natural Hair Color: Mid to light brown

24th November 2022

Brilliant

I absolutely love them brought a few different colours to try out, my hair is not bleach blonde but a natural mediumish blonde and still colour comes out really nice x

Jade F.

Hair Type: Straight

Natural Hair Color: Blonde

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How to Guides
How to do hair art on buzzed hair
How to do hair art on buzzed hair
Step-by-step guide from our expert stylists on how to add hair art and colour spots to buzzed blonde hair
How to bleach a money piece at home
How to bleach a money piece at home
Step-by-step guide from our expert stylists on how to bleach and tone your fringe at home.
How to bleach & tone a buzzcut
How to bleach & tone a buzzcut
Step-by-step guide from our expert stylists on how to bleach and tone buzzed hair at home
How to bleach and tone a full head from dark brown to blonde.
How to bleach and tone a full head from dark brown to blonde.
Step-by-step guide from our expert stylists on how to bleach and tone a full head of dark hair to blonde at home.