How do you get hair color out of a rug?

www.wikihow.com/Remove-Permanent-Hair-Dye-from-Carpets

1. Mix one tablespoon of Dawn dishwashing detergent and one tablespoon of white vinegar with two cups of warm water.

2. Using a clean white cloth, sponge the stain with the detergent/vinegar solution, blotting frequently with a dry cloth until the stain disappears.

3. Sponge with cold water.

4. Blot until the liquid is absorbed.

5. Sponge the stain with rubbing alcohol. Blot to remove the stain.

6. Sponge with cold water.

7. If the stain remains, mix one teaspoon of Dawn dishwashing detergent and one tablespoon of ammonia with two cups of warm water. Sponge the stain with this solution. Leave it on the stain for at least 30 minutes, blotting every five minutes with a clean white cloth and more solution.

8. Sponge with cold water and blot dry.

If the hair-dye stain doesn't completely disappear on carpet apply hydrogen peroxide with a sponge. (Test the hydrogen peroxide in a hidden spot for safety first.) Blot to remove the stain.

Try the remover in the supply store...like sallys...

you can spot clean it with pure peroxide , it's slow but it will dilute the stain and eventually it will be gone,