How to Bleach Blue Hair: A Comprehensive Guide

Bleaching blue hair can be a tricky process. Blue hair dye is known for its tenacity, often staining the hair shaft deeply, making it difficult to remove completely and evenly. This guide will walk you through the steps involved, offering advice on how to minimize damage and achieve the desired result. The process will depend on the shade of blue you have and what color you’re ultimately aiming for.

Understanding the Challenges of Bleaching Blue Hair

Blue dye molecules, particularly those in direct dyes, are often small and readily penetrate the hair cuticle. This is what makes blue hair color vibrant and long-lasting. However, this also means that these molecules can be difficult to lift with bleach alone. Sometimes, blue pigment can even appear to intensify during the initial stages of bleaching, giving the impression that the process isn’t working. It’s crucial to understand this before beginning to avoid discouragement.

Furthermore, previously bleached hair is more porous and prone to damage. Adding another layer of bleach, particularly on top of stubborn blue dye, can lead to breakage, dryness, and uneven color lifting. Careful planning and a gentle approach are essential to maintain the health of your hair. It is a balancing act between achieving the desired lightness and avoiding significant damage.

Preparation is Key: Setting Yourself Up for Success

Before you even think about mixing bleach, thorough preparation is crucial. This includes assessing your hair’s current condition, gathering the necessary supplies, and performing a strand test.

Assessing Your Hair’s Condition

Take a close look at your hair. Is it already damaged from previous bleaching or chemical treatments? Are the ends split or brittle? If your hair is in poor condition, you may need to postpone bleaching and focus on repairing it first. Deep conditioning treatments, protein masks, and minimizing heat styling can help improve its health. Healthy hair tolerates bleach much better than damaged hair.

A good indicator is the hair’s elasticity. To test elasticity, gently stretch a wet strand of hair. If it stretches and returns to its original length, it has good elasticity. If it breaks easily, it’s weak and needs strengthening before you consider bleaching.

Gathering Your Supplies

Having all your supplies ready beforehand will streamline the bleaching process and prevent unnecessary delays. Here’s a checklist:

  • Bleach Powder: Choose a bleach powder specifically designed for hair.
  • Developer: Developer comes in different volumes (10, 20, 30, 40). Lower volumes (10 or 20) are generally recommended for bleaching over blue, as they are gentler and minimize damage. 30 volume is for hair that is dark and difficult to lift. Avoid using 40 volume developer at home, as it can cause significant damage.
  • Mixing Bowl and Applicator Brush: Use a non-metallic bowl and a brush specifically designed for hair dye application.
  • Gloves: Protect your hands from the bleach.
  • Old Towel or Cape: Protect your clothing.
  • Hair Clips: Section your hair for easier application.
  • Timer: To accurately track the processing time.
  • Purple Shampoo: To tone brassiness after bleaching.
  • Deep Conditioner: To replenish moisture after bleaching.
  • Olaplex or Similar Bond Builder (Optional): These products can help minimize damage during the bleaching process.
  • Coconut Oil (Optional): Applying coconut oil to your hair before bleaching can help protect it from damage.
  • Toner (Optional): If you’re aiming for a specific final color, you may need a toner to neutralize unwanted tones after bleaching.

The Importance of a Strand Test

A strand test is non-negotiable. It allows you to see how your hair will react to the bleach mixture without risking your entire head of hair. Select a small, inconspicuous section of hair (e.g., underneath at the nape of your neck). Apply the bleach mixture to this section, following the same instructions you would for your entire head. Monitor the hair closely, checking it every few minutes. This test will tell you:

  • How quickly your hair lifts.
  • The final color achieved.
  • Whether your hair can tolerate the bleach without excessive damage.

Based on the results of your strand test, you can adjust the developer volume or processing time as needed. The strand test is the best way to predict the outcome of the full bleaching process.

The Bleaching Process: Step-by-Step Guide

Once you’ve prepared and performed a strand test, you’re ready to begin the bleaching process. This section provides a detailed, step-by-step guide to ensure a safe and effective bleaching experience.

Preparing the Bleach Mixture

Follow the instructions on your bleach powder and developer carefully. The typical ratio is 1:2 (one part bleach powder to two parts developer). Using a non-metallic bowl, mix the bleach powder and developer until you achieve a smooth, creamy consistency. Be careful not to inhale the bleach powder. Always use a well-ventilated area when mixing and applying bleach.

Adding a bond builder like Olaplex to the mixture can help minimize damage. Follow the manufacturer’s instructions for the correct ratio.

Applying the Bleach

Section your hair into four quadrants using hair clips. Starting at the back of your head, apply the bleach mixture to small sections of hair, working your way towards the front. Be sure to saturate each strand completely. Apply the bleach evenly, focusing on the areas that need the most lifting.

If you have significant root growth, avoid applying the bleach directly to your scalp initially. The heat from your scalp will accelerate the bleaching process, and your roots will likely lift faster than the rest of your hair. Instead, apply the bleach to the mid-lengths and ends first, and then apply it to your roots in the last 15-20 minutes of processing. This technique helps to achieve an even lift.

Processing Time and Monitoring

The processing time will depend on your hair’s current color, the developer volume you’re using, and the desired level of lift. Generally, it can take anywhere from 20 to 50 minutes. Check your hair every 10 minutes to monitor the lifting process. Gently stretch a strand of hair to assess its elasticity. If it feels gummy or breaks easily, rinse the bleach immediately. Never leave the bleach on for longer than recommended by the manufacturer.

The goal is to lift the blue pigment as much as possible. You’re looking for a pale yellow or even a light blonde, depending on your desired final color. However, it’s important to prioritize the health of your hair over achieving the perfect shade in one session. If your hair is not lifting quickly or is showing signs of damage, rinse the bleach and wait a few weeks before attempting to bleach again.

Rinsing and Toning

Once the bleach has processed for the appropriate amount of time and your hair has reached the desired level of lift (or is showing signs of damage), rinse it thoroughly with cool water. Make sure all traces of bleach are removed.

After rinsing, apply a purple shampoo to help neutralize any brassy or yellow tones. Leave the purple shampoo on for a few minutes, following the manufacturer’s instructions. Rinse again with cool water.

Post-Bleach Care: Repairing and Maintaining Your Hair

Bleaching can be damaging to your hair, so it’s essential to provide it with extra care and attention after the process. This includes deep conditioning treatments, minimizing heat styling, and using gentle hair products.

Deep Conditioning Treatments

Apply a deep conditioning treatment to your hair after rinsing out the purple shampoo. This will help to replenish moisture and repair any damage caused by the bleach. Leave the deep conditioner on for at least 20 minutes, or longer if desired. You can also use a hair mask specifically designed for bleached or damaged hair.

Minimizing Heat Styling

Heat styling can further damage already weakened hair. Avoid using heat styling tools, such as flat irons, curling irons, and blow dryers, as much as possible. If you must use heat, use a low heat setting and apply a heat protectant spray to your hair beforehand.

Gentle Hair Products

Use gentle, sulfate-free shampoos and conditioners specifically designed for color-treated hair. These products are less likely to strip your hair of moisture and color. Avoid using products that contain harsh chemicals or alcohol, as these can dry out your hair and cause further damage.

Maintaining Color

To keep your hair color vibrant and prevent fading, use a color-depositing shampoo or conditioner. These products contain small amounts of pigment that help to refresh your hair color between dye jobs. You can also use a hair gloss or glaze to add shine and vibrancy to your hair.

Dealing with Stubborn Blue Tones

Sometimes, even after bleaching, stubborn blue tones can persist. This is particularly common with direct dyes. Here are some strategies for dealing with stubborn blue:

  • Vitamin C Treatment: Crushed vitamin C tablets mixed with shampoo can help to fade the blue dye.
  • Toning: Use a toner specifically formulated to neutralize blue tones. Look for toners with orange or copper undertones.
  • Color Remover: A color remover is a less damaging alternative to bleach for removing stubborn dye.
  • Patience: Sometimes, the best approach is to wait a few weeks and allow the blue dye to fade naturally before attempting to bleach again.

When to Seek Professional Help

If you’re unsure about any step of the bleaching process, or if your hair is severely damaged, it’s always best to seek professional help. A professional hairstylist can assess your hair’s condition and recommend the best course of action. They have the expertise and experience to safely and effectively bleach your hair, minimizing the risk of damage. They can also formulate a custom color that complements your skin tone and personal style. Don’t hesitate to seek professional help if you are not confident in your ability to bleach your hair safely and effectively.

Achieving Your Desired Color After Bleaching

After successfully bleaching your blue hair, you can finally move on to achieving your desired color. Whether you’re aiming for a pastel shade, a vibrant color, or simply going back to your natural hair color, the key is to choose a high-quality hair dye and follow the manufacturer’s instructions carefully.

Consider a protein filler. Bleached hair often becomes porous, leading to uneven color absorption. Applying a protein filler can help to even out the porosity, creating a more uniform base for your new color. This will result in a more consistent and vibrant final result.

Remember to perform another strand test before applying the dye to your entire head. This will allow you to see how the dye will look on your bleached hair and ensure that you achieve the desired color. After dyeing your hair, continue to use gentle hair products and deep conditioning treatments to maintain its health and vibrancy.

Conclusion: Bleaching Blue Hair with Care and Caution

Bleaching blue hair requires patience, careful planning, and a gentle approach. By following the steps outlined in this guide, you can minimize damage and achieve the desired result. Remember to prioritize the health of your hair over achieving the perfect shade in one session. If you’re unsure about any step of the process, or if your hair is severely damaged, don’t hesitate to seek professional help. With the right knowledge and precautions, you can successfully bleach your blue hair and achieve the beautiful, healthy hair you desire. Remember, a well-executed strand test is your best friend throughout this journey.

What type of bleach should I use to bleach blue hair?

When bleaching blue hair, it’s crucial to choose the right type of bleach to minimize damage and achieve the desired lift. Opt for a powder bleach specifically designed for hair, mixed with a developer. The developer strength (volume) is key. For already processed blue hair, start with a lower volume developer, such as 10 or 20 volume, to avoid excessive damage. If your blue is very dark or stubborn, you might consider a 30 volume developer, but only if your hair is strong and healthy, and you are closely monitoring the process.

Avoid using household bleach or any bleach not specifically formulated for hair. These can be extremely damaging and unpredictable. Always perform a strand test before applying bleach to your entire head. This will allow you to assess the reaction of your hair and determine the appropriate developer volume and processing time. Always prioritize the health of your hair when bleaching.

How long should I leave the bleach on my blue hair?

The processing time for bleach on blue hair depends on several factors, including the shade of blue, the type of dye used (permanent or semi-permanent), the developer volume, and the overall health of your hair. Start by checking your hair frequently, every 5-10 minutes, especially if you are using a higher volume developer. The goal is to lift the blue pigment without causing significant damage.

Generally, you should not leave bleach on your hair for longer than 50 minutes, even if it hasn’t reached the desired level of lightness. Over-processing can lead to breakage, dryness, and irreversible damage. If the blue is proving resistant, it’s better to rinse, condition, and repeat the bleaching process after a few days, rather than pushing your hair past its limits in a single session.

What can I do to prepare my hair before bleaching blue hair?

Preparing your hair before bleaching is vital for minimizing damage and ensuring a more even result. Deep condition your hair for several days leading up to the bleaching process. This helps to hydrate and strengthen the hair shaft, making it more resilient to the harsh chemicals in bleach. Avoid washing your hair for 1-2 days before bleaching, as the natural oils on your scalp provide a protective barrier.

It is also important to assess your hair’s current condition. If your hair is already dry, damaged, or over-processed, consider delaying the bleaching process until you’ve had a chance to improve its health with intensive conditioning treatments. Avoid using heat styling tools in the days leading up to bleaching, as heat can further weaken the hair.

How do I know when the bleach has lifted enough color from my blue hair?

Determining when the bleach has lifted enough color involves careful observation and understanding the bleaching process. You are not trying to achieve a platinum blonde in one go. Instead, your goal is to remove enough blue pigment to create a light, even base for your desired final color. Look for a pale yellow or slightly peachy tone, depending on the intensity of the original blue.

Routinely check a strand of hair during the bleaching process by gently wiping off the bleach with a damp paper towel. If the hair is still significantly blue, continue processing for a bit longer, but monitor it closely. Remember, it is better to under-process and re-bleach later than to over-process and damage your hair. If you’re unsure, err on the side of caution and rinse the bleach.

What should I do after bleaching my blue hair to minimize damage?

After bleaching, your hair will be more vulnerable to damage, so immediate care is crucial. Rinse your hair thoroughly with cool water until all traces of bleach are gone. Avoid using hot water, as it can further dry out the hair. Apply a deep conditioning treatment or hair mask specifically designed for bleached or chemically treated hair. Leave it on for the recommended time, or even longer, to replenish moisture and protein.

Avoid using heat styling tools like blow dryers, flat irons, or curling irons for at least a few days after bleaching. If you must use heat, apply a heat protectant spray beforehand. Continue to deep condition your hair regularly, at least once a week, to maintain its health and prevent breakage. Consider using protein treatments sparingly to strengthen the hair, but avoid overdoing it, as too much protein can make hair brittle.

Can I bleach my blue hair at home, or should I go to a professional?

Whether you should bleach your blue hair at home or go to a professional depends on your experience, the complexity of your hair, and your desired outcome. If you have experience bleaching hair and are comfortable with the process, including strand tests and careful monitoring, you may be able to achieve satisfactory results at home. However, if your blue hair is heavily saturated, unevenly colored, or your hair is already damaged, seeking professional help is highly recommended.

A professional stylist has the expertise and knowledge to assess your hair’s condition, select the appropriate bleach and developer, and apply the bleach evenly and safely. They can also correct any color imbalances and provide personalized advice on how to care for your hair after bleaching. While it may be more expensive, going to a professional can significantly reduce the risk of damage and ensure a more predictable and satisfying result.

How can I tone my hair after bleaching blue hair?

Toning after bleaching blue hair is often necessary to neutralize any unwanted yellow or orange tones and create a more even base for your desired final color. Choose a toner that corresponds to the undertones you want to eliminate. For example, if your hair has yellow undertones, use a purple-based toner. If it has orange undertones, use a blue-based toner. Apply the toner according to the manufacturer’s instructions.

It’s important to choose the correct toner and developer volume for your hair. A lower volume developer, such as 10 volume, is generally recommended to avoid further damage. Over-toning can lead to unwanted colors or dryness, so monitor the process carefully. Perform a strand test before applying the toner to your entire head. This will allow you to assess the color result and adjust the processing time as needed.

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