I think you need wd40 dishwashing liquid etc.
Remove color crayon from carpet.
Repeat step 2 over and over until the crayon stain disappears.
Removing crayon stains from carpet.
Other helpful tips on removing carpet stains.
Scrape off as much crayon as possible.
When using rubbing alcohol wd 40 or over the counter cleaners test on a small inconspicuous area of carpet first before a larger.
Using a small amount of carpet cleaner add a small amount to the affected area and blot with a clean towel or absorbent pad.
Allow the crayon stain to dry.
After scraping up crayon vacuum over area to remove crayon shavings need more help removing crayon stains from carpet.
Use a solvent type cleaner that is described by its manufacturer as being safe for nylon fabric or nylon carpet.
Remove excess crayon from the carpet.
Once you have removed as much crayon as possible the carpet will be ready for the cleaner.
Use carpet cleaner per the manufacturer s direction.
If any pieces of crayon are left in the carpet simply use a vacuum to remove these pieces before applying the cleaner.
Do this by scraping away the crayon with a dull knife or object.
Hopefully that will help.
How to get crayon out of carpet method 2.
Amodex ink stain remover should be used per the manufacturer s directions.
Find discounts in your area limited time only.
Solvent based cleaner use a nonflammable solvent based cleaner or a liquid spot remover from the grocery store or hardware store.