how to dilute developer for hair dye

How To Dilute Developer For Hair Dye | Easily Making Volume 30 Developer 20 And 10 

Take a look at this article to learn how to dilute developer for hair dye. Learn how to turn 40 volume dilute developer into 20 with conditioner or water. 

Embarking on a hair coloring adventure at home can be an exciting way to refresh your look, but it also requires a bit of technical know-how to achieve salon-quality results.

One crucial aspect of the dyeing process is understanding the role of the developer. The developer, or peroxide, activates the hair dye and helps it penetrate the hair shaft.

However, using it at full strength isn’t always necessary or advisable, depending on the desired outcome and the health of your hair. Diluting the developer can lead to a gentler coloring process and more nuanced control over the final shade.

In this detailed guide, we’ll walk you through the reasons for diluting developer, the effects it has on your hair dye, and step-by-step instructions on how to do it properly.

Whether you’re looking to go lighter without excess damage or aiming for a subtle color change, learning how to dilute developer is an essential skill for any DIY colorist. Let’s dive into the science of hair dye to help you master your perfect color mix.

Key Takeaways:

  1. Developer is an essential component in the hair coloring process as it activates the dye and allows color to penetrate the hair shaft.
  2. Diluting developer can reduce the strength of the developer, which is beneficial for achieving a less intense color change or minimizing potential hair damage.
  3. Understanding the different volumes of developer (e.g., 10, 20, 30, 40) is crucial as they indicate the percentage of peroxide and determine how much the hair cuticle will open during the dyeing process.
  4. To dilute developer, you can mix it with a conditioner or shampoo, which can help to maintain the hair’s moisture and manageability while coloring.
  5. The ratio for dilution should be carefully considered based on the original strength of the developer and the desired outcome.
  6. Always conduct a strand test before applying the diluted developer to your entire head to ensure you achieve the expected color and to check for any adverse reactions.
  7. Proper application techniques are important for even color distribution and to avoid patchiness.
  8. Aftercare is essential to maintain the health of dyed hair, including using color-safe shampoos and conditioners, and deep conditioning treatments.

How To Dilute Developer For Hair Dye?

To dilute developer for hair dye, mix equal parts of developer with a conditioner or shampoo in a non-metallic bowl to achieve a lower volume and gentler processing. This can help lessen hair damage and is especially useful when going for a subtle color change or when dealing with already damaged or fragile hair. Always conduct a strand test to ensure desired results, and follow with proper aftercare to maintain hair health and color longevity. It’s important to note that diluting developer will not be effective for significant lightening and is best used for toning or darkening hair.

How To Dilute Developer For Hair Dye

The task of diluting a developer for hair dye may seem daunting, so let’s break it down into five simple steps. 

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First off, you’ll need to gather the necessary supplies. Your developer, a clean bowl, and an applicator brush. To ensure the best possible results and safety, use a developer specifically designed for the hair dye you are working with.  

Once you have your supplies, measure the developer into a clean bowl. Don’t forget to keep track of the ratio that you’re working with! Next, add the same amount of purified water to the bowl, making sure to double-check your measurements. 

Now, it’s time to mix the developer and create a solution. Start by stirring the mixture slowly, making sure to incorporate all the ingredients together. As you stir, pay attention to the texture and how it feels under the spoon.

How To Dilute Developer In 5 Steps

Once you’ve achieved the desired consistency, it’s important to check the strength of the solution before use. This part is vital, so make sure to wear protective eyewear and avoid contact with your skin. 

Finally, when you’ve determined that the solution is strong enough, you’re ready to use the diluted developer. Carefully apply it to the hair and let it sit for the required duration. After processing, wash and style as desired. 

Diluting developer for hair dye doesn’t have to be as intimidating as it may seem. Just follow the five steps outlined above and you’ll be on your way to having beautiful results.

Can You Dilute Developer With Conditioner?

Yes, you can absolutely dilute developer with conditioner! Doing so can help you achieve the desired colour result from your chosen hair dye. 

It is important to keep in mind, however, that diluting developer with conditioner will decrease the strength of the developer, and make the colour less intense. When this is done, the developer to dye ratio is changed, and the hair dye could become less effective.

Before diluting with conditioner, think carefully about the intensity of colour you desire. If it is a light or pastel shade, you could choose to opt for a pre-mixed product or a colourant of a lower strength. 

If you decide to go ahead with diluting the developer with conditioner, do so slowly, adding a little at a time in order to avoid the solution becoming too thin. For best results, use a moisturizing conditioner as it will help to soothe and nourish the hair during and after the colouring process.

When you have added enough conditioner to meet your desired dilution, mix the solution well and apply to your hair as normal. 

Keep an eye on your hair as it processes, checking to see if the desired colour intensity has been achieved. If the colour is too faint, you can repeat the process with a slightly stronger mix. Just remember to listen to your hair and don’t over-process it for best results.

How To Make 20 Volume Developer Out Of 30 And 10 Volume Developers

Creating 20 Volume Developer from 30 and 10 Volume Developer is a surprisingly easy process, which can save time and money. With an extra step and a few simple measurements, you can create the exact concentration of developer your hair needs.

Start by combining the 30 and 10 Volume Developers together at a 1:1 ratio. This ratio should give you the desired 20 Volume Developer. Next, measure the liquid out into a bottle with measuring tools. Make sure to measure out equal parts in order for the developer to work effectively.

After you have measured out equal parts, add equal parts of warm water in the same bottle. This will be the crucial step in diluting the mixture to bring it down to equal parts. Again, be sure to use proper measuring tools to get the concentration just right.

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Once all of the ingredients are combined and measured correctly, give the mixture a good shake. This will make sure the developer is combined according to the proper ratio and will make the mixture easier to work with.

Now that you have the mixture of 30 and 10 Volume Developer correctly diluted to make 20 Volume Developer, you are now ready to give yourself a hair dye transformation. 

Just make sure to use a color test before starting the dyeing process to make sure the developer concentration is as accurate as possible.

How To Dilute 20 Volume Developer To 10 With Conditioner

Diluting your developer may seem daunting, but with a few simple steps, it can be relatively simple. To dilute 20 Volume Developer to 10 with conditioner, here’s what you need to do:

Begin by gathering your supplies – 20 Volume Developer, Conditioner, a Petri dish, a mix of comb and brush. Pour equal parts developer and conditioner into the petri dish and mix them together with a brush or a comb. 

Keep stirring the mixture until it is thoroughly blended.Once the developer and conditioner have been combined you’ll want to check the results by using a strand test. Take a strand of hair from your head and put it onto the mixture in the Petri dish. 

If the mixture is successful, the hair should lighten evenly and without any damage. If the strand test does not produce the intended result, you can add more conditioner to the mix or lessen the amount of developer to make it weaker.

Once you’ve achieved the desired consistency, you can apply it to the entire area of hair you want to dye. 

Remember to cover the hair completely with the mixture and make sure to wear gloves to protect your hands from the chemicals. Leave the mixture in the hair for 30 minutes and then rinse it out.

Diluting your 20 Volume Developer to 10 with conditioner may seem intimidating at first, but if done correctly, it can create beautiful results. 

With some patience and a few common household ingredients, you can transform your locks into salon-worthy hair on a budget.

Can I Dilute Developer With Water

When it comes to diluting developer for hair dye, many people might be wondering – can I dilute developer with water? Well, the answer to this question is yes; you can dilute developer with water for dyeing your hair.

However, it should be noted that doing so requires a certain level of expertise and precision; you should always ensure that you mix the developer with the correct amount of water. 

If you do not get the ratio of water and developer correct, it can result in improper dyeing of your hair and can damage your hair and scalp.

It is important to remember that diluting developer with water can only be successful if done in the right way and it is advised that you always consult a professional when considering this option. 

Hairdressers have experience in mixing the right ratio of developer and water and can provide helpful advice for getting the desired outcome for your hair.

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However, even if you decide to try on your own, ensure you use the correct supplies. 

Choose developer and water with the correct hydrogen peroxide percentage for the amount of colour you want – although weaker dilutions are less harsh on your hair and scalp, too much can also result in difficult-to-manage hair.

Is Dilution Of Developer Necessary?

is diluting developer necessary

If you’re considering colouring your hair, then you may have come across the term ‘developer’ in hair dye kits and been left wondering: is dilution of developer necessary?

The answer is not always straightforward. Developer is a suspending agent and activator used to mix with hair dye in order to give you more vibrant, longer-lasting results. It also helps the dye to penetrate your hair and ensure the effect is even. 

In most cases, diluting the developer with some water is necessary as it can be a very strong solution. But, depending on the type of dye or the desired effect, there are times where dilution is not needed at all. 

So, before you dilute your developer, it’s worth doing a little research into your chosen brand and dye type to determine whether you should or shouldn’t dilute it. 

If you are unsure, it’s better to be cautious and err on the side of dilution. 

Too much developer can cause the dye to become too strong and can damage your hair, resulting in an unwanted, undesirable colour and potentially intense scalp irritation.

The optimal dilution ratio is 1-part developer to 1.5-parts water, but this will vary depending on the instructions given on the specific dye bottle.

It’s also important to remember that diluting the developer is only necessary when you’re using hair dye. Trying to dilute developer when you’re using bleach won’t yield the desired results and may lead to disastrous results.

To sum up, dilution of the developer is not always necessary and it does depend on the type of dye or method being used. But, just to be safe and to get the most consistent results, it’s best to research your chosen dye and follow their instructions on dilution for best results.

Why You Should Trust Haireveryday?

The author of this article, Leah Marie Priest has a degree in Cosmetology with years of experience in dealing with hair care, scalp care, and hairstyling. As someone who extensively deals with all kinds of hair textures, products, styling methods and more, hair Leah Marie knows what kind of products and procedures suit each hair type and person. We have also tested these hair products and processes ourselves to provide you an unbiased review about every product. Each of our articles are also reviewed by a team of medical professionals so that you get the most accurate and expert-reviewed information.


In conclusion, diluting developer for hair dye is a simple yet effective way for achieving bright, vibrant, and lustrous hair dye results! 

When done correctly, it can provide satisfactory results, help keep hair looking healthy, and provide budget-friendly options – which are all great bonuses. 

So don’t let fear of the unknown keep you from trying this technique – drop the developer and give it a go!

Also Read:

Is It Possible To Have A Bleach Bath Recipe Hair Without A Developer?

What Happens If You Start Dyeing Hair Without Developer ?

Effects Of 40 Volume Developer On Blonde Hair

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