Did you ever before wonder why there space two components to your hair color and also why they only start working once you mix them together? Well, among the tubes contains the really color, and also the other is a hair color developer.

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And one doesn’t work without the other.

But what is hair developer? Why carry out you have to mix it v your color? deserve to it damages your hair?

There room several different volumes the developer, and each of them has actually a various function.

Some that them can be much more damaging 보다 others. Part lift her hair lighter while rather are made for deposit. Oh… and also some are much better for grey coverage than others…

This ultimate overview to the different volumes that developer will certainly answer all of your questions…


As you have the right to see, hair shade levels room measured ~ above a range from 1-10.

Level 1 is black, and also level 10 is a an extremely light blonde. As the hair gets lighter, it will have actually a higher level number. For instance, medium brown is a level 4.

Just come clarify, this go not define the hue of the color; it’s simply a technique used to measure just how light or dark the shade is.

When coloring her hair, you’ll need to determine your existing level in addition to the target level.

Hint: You have the right to usually find the target level through looking at the number top top the hair shade you’re using. Because that instance, 5N way your end result should be a level 5 with the right volume that developer.

Find out much more with my guide to analysis hair shade numbers/labels.


Lift vs. Deposit

It’s additionally essential to recognize if you want to background or deposit.

Lift method that we room “lifting” the hair color to a lighter level. Because that instance, if your hair is brown and also you desire to go blonde, you’ll need to lift it.

Deposit way that we space depositing hair color molecules into the hair to do it darker.

You’ll likewise need to recognize how countless levels of lift or deposit you desire to achieve. If you’re going from a level 5 brown come a level 8 blonde, you’ll need to lift her hair three levels higher.

Keep in mind the virgin hair color (hair that has actually never been colored) reacts much in different way than hair that has been colored. Read an ext about the gold rule that lifting hair color.

The different Volumes that Developer:

10 Volume Developer (10V / 3% peroxide) developer will deposit color and also make the hair darker the is was. It works by just barely opened the cuticle sufficient to deposit pigment. Therefore, if you’re law any form of color in which girlfriend only need to deposit color without background (including many hair toners), this is what you have to use.

20 Volume Developer(20V / 6% peroxide) is the most frequently used. An initial off, it is optimal for extending grey hair. Also, you’d useit to continue to be anywhere roughly the level her hair currently is, or to lift 1-2 levels.

30 Volume Developer (30V / 9% peroxide) will certainly lift the hair up to 3 levels higher and is commonly used through lightener.

40 Volume Developer (40V / 12% peroxide) will certainly lift the hair up to 4 levels. The is frequently used with lightener or high-lift blondes. Some high-lift colors also require double-40V for extra lift. Execute keep in mind that 40V offered with lightener can be tragically damaging if misused.


If you’re into DIY hair color, you have to formulate your hair color correctly. One of the many important elements of mixing her dye has to do through using the ideal volume the developer.

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Some developers are meant come lift, if others just deposit color. If you have grey hair, it’s an essential that you usage a 20 volume developer because that optimal coverage. If you’re toning her hair, you’ll likely want to usage a 10 volume developer because that deposit.

Depending top top what her hair at this time looks like and also what you’re trying to achieve, you have the right to use this guide to build the perfect shade for your hair!

Until following time,


Your Turn:Did you find out something brand-new about the various volumes of developer? perform you have any kind of questions around how the works? Drop her thoughts in the comments ar below!