Choose the right shade based on your current hair color and desired result
Do a patch test 48 hours before coloring
Do a strand test to check timing and final color
Gather gloves, clips, bowl, brush, towel, and petroleum jelly
Apply petroleum jelly along the hairline and ears
Wear old clothes and protect surfaces
Start with dry, unwashed hair unless the product says otherwise
Section hair into four or more manageable parts
Mix the color exactly according to the instructions
Apply color evenly, starting where hair is most resistant
Work quickly and systematically through each section
Saturate every strand fully for even coverage
Keep color off the scalp if doing highlights or balayage
Use a timer and follow the recommended processing time
Check the color near the end of processing if allowed
Emulsify with a little water before rinsing if instructed
Rinse thoroughly until water runs clear
Shampoo and condition with color-safe products
Use a deep conditioner or mask after coloring
Avoid washing hair for 24 to 72 hours after coloring
Minimize heat styling for the first few days
Use sulfate-free, color-safe shampoo and conditioner
Protect hair from sun, chlorine, and excessive heat
Touch up roots only when needed to avoid overlap damage
Seek professional help for major color changes or corrections