How To Make Semi Permanent Hair Dye Permanent. Splat hair dye comes in both permanent and semi permanent hair colors that can be used for both men and women. They should last as long as you are committed to ensuring they do. Semi permanent hair color semi permanent hair color permanent hair color blonde hair color semi permanent butter blonde hair dye dyed blonde hair butter blonde hair. However, one thing that can be done is to tighten down your hair a tone or two.
Soak your hair in white vinegar immediately after rinsing. Pour enough vinegar on your hair to soak each strand. Vinegar raises the ph levels of your hair and helps the color stay longer. Limit the number of times you shampoo your hair. Some manufacturers make a product that neutralise the ammonia and transforms it into quasi permanent when mixed in a special way thus allowing only one type of tube of colour that can be mixed differently to make a permanent tint, a demi or quasi or toner etc. A true semi pe. 7 important tips to make semi permanent hair dye last longer 1. Avoid washing too often, and use cool water when you do every time you wash your hair, you are losing some color, so. Within the first 72 hours after applying color to the hair, avoid shampooing hair entirely.