If your hair is darker, you might want to use 30 or 40 volume developer.
What volume developer should I use for black hair dye?
The volume of developer you use should be 10 vol for permanent color or 5–7 vol for demi-permanent colors. If you’re covering grey hair, this is a bit of a special situation where you will get better results by using 20 vol developer as a higher developer volume helps to force more color deposition.
What number developer should I use for black hair?
Use 40 Volume Developer
This is because it will lift your hair up to four shades. If you are bleaching dark brown or black hair you may also need to use 40 volume developer, but keep in mind that this will be the most damaging for hair.
Should I use 30 or 40 developer?
Choose a 30 volume developer when you want a developer that is stronger for a lighter and deeper color. The 40 volume developer is the strongest and has the potential to produce significant changes. It will lift your hair four shades and is suitable for blondes, especially high-lift colors.
What volume is best for dark hair?
A common strength also with permanent hair colors, but it lifts the hair color level by 1-2 levels. A Volume 20 developer is usually the most common strength and has the best effect when a hair’s starting level is not more than 1 shade darker than the color you wish to achieve.
Will 10 volume developer lighten hair by itself?
Yes, 10-volume developer does lighten hair, but only by half a tone. A 10-volume developer is used to make small changes in hair color. This is what colorists call “illumination.” … Lightening hair more than two tones is called bleaching and is done with a 30-volume developer and bleaching powder.
Will 40 volume developer lighten hair by itself?
40 volume is occasionally used to lighten very dark, stubborn hair as part of the bleaching process. It lightens quickly and its effects are harsher than lower concentrations. 40 volume is not recommended for on-the-scalp use. Using 40 volume developer can cause hair damage and chemical burns if not used correctly.
How long do you leave 40 developer in your hair?
You should leave 40 volume developer in your hair for a maximum of 20 minutes. If you leave it in for longer, your hair could be irreparably damaged. Your hair would run the risk of drying out, becoming brittle, and even breaking.