Scrape off any excess paint with a dull knife or spoon
Rinse the back of the stain with cold water
Blot the stain with a clean cloth
Apply liquid dish soap or laundry detergent directly to the paint
Gently rub the fabric together or use a soft brush
Rinse and repeat until the paint loosens
Use rubbing alcohol, acetone, or paint remover for dried paint if the fabric allows
Test any solvent on a hidden area first
Wash the jeans in the hottest water safe for the fabric
Check the stain before drying
Repeat the treatment if needed before putting the jeans in the dryer