Updated:29 September 2026
Rank 1-16 of the best Hair Dyes
Our recommendation Price Customer rating
1. Comparison winner
L'Oreal Paris Preference Hair Dye 10.21 Stockholm
L'Oreal Paris Preference Hair Dye 10.21 Stockholm
Available immediately
free shipping
  • Permanent hair dye provides lasting colour
  • Ensures optimal coverage for grey hair
  • Mix the colouring gel with the developer and apply using supplied gloves
Our rating
9,8
very good
500+ purchases last month
Herb Speedy Hair Dye Natural Black
Herb Speedy Hair Dye Natural Black
Available immediately
free shipping
  • permanent hair colour suitable for sensitive scalps, free from allergy reactants such as PPD
  • ensures grey coverage while being odourless and easy to apply
  • apply cream #1 on hair for 10 minutes followed by cream #2 for another 10 minutes
Our rating
9,6
very good
Pure Organics Herbal Hair Dye, Dark Brown, 110g
Pure Organics Herbal Hair Dye, Dark Brown, 110g
Available immediately
free shipping
  • permanent hair colour with a natural henna-based formulation for healthy shine and volume
  • provides coverage for grey hair by enhancing your existing hair colour
  • apply to clean hair, ensuring all silicone-based products are washed out beforehand
Our rating
9,6
very good
4. Best value
L'Oréal Paris Casting Crème Gloss Brown 400
L'Oréal Paris Casting Crème Gloss Brown 400
Available immediately
free shipping
  • semi-permanent hair colour formula for vibrant and gentle results
  • covers first signs of grey for a more natural look
  • easy application: follow instructions, perform patch test, mix and apply, then condition and rinse
Our rating
9,6
very good
5. Bestseller
John Frieda Precision Foam Colour 6N Hair Dye
John Frieda Precision Foam Colour 6N Hair Dye
Available immediately
free shipping
  • Permanent hair colour with up to 100 per cent grey coverage
  • Quick and easy application by dispensing foam into hands and massaging into hair
  • Nourishing after-colour conditioner for longlasting colour richness and softness
Our rating
9,6
very good
300+ purchases last month
L'Oréal Paris Permanent Hair Colour 8.624 Bright Red
L'Oréal Paris Permanent Hair Colour 8.624 Bright Red
Available immediately
free shipping
  • permanent hair colour for intense, bold colour and shine
  • provides grey coverage
  • easy application: mix, apply, and rinse
Our rating
9,6
very good
Garnier Olia Permanent Hair Dye 1.0 Deep Black
Garnier Olia Permanent Hair Dye 1.0 Deep Black
Available immediately
free shipping
  • provides rich, multi-dimensional permanent hair colour for a vibrant look
  • offers up to 100% grey coverage for full colour impact
  • apply from roots to ends with the non-drip formula
Our rating
9,5
very good
Clairol Root Touch-Up Hair Dye, 4 Dark Brown
Clairol Root Touch-Up Hair Dye, 4 Dark Brown
Available immediately
free shipping
  • permanent hair colour offers a reliable solution for refreshing your hair colour
  • provides complete grey coverage, even on resistant strands
  • applies easily with a precision brush, ensuring a mess-free experience
Our rating
9,5
very good
Just For Men Hair Colour Dye, Ultra Dark Brown, A45
Just For Men Hair Colour Dye, Ultra Dark Brown, A45
Available immediately
free shipping
  • provides full grey coverage while maintaining natural hair variations
  • applicator offers controlled application, allowing precise targeting of grey areas
  • simply apply by combing in and wait 10 minutes before shampooing out
Our rating
9,4
good
Clairol Nice n’ Easy 6.5PB Hair Colour, Lightest Latte Brown
Clairol Nice n’ Easy 6.5PB Hair Colour, Lightest Latte Brown
Available immediately
free shipping
  • provides natural-looking brown shades with complete grey coverage
  • simply apply pre-colour detox serum to dry hair, mix colour cream and activator, and apply from roots
  • enriched intense treatment nourishes hair and helps protect colour
Our rating
9,4
good
300+ purchases last month
Garnier Nutrisse Permanent Hair Dye 5 Mocha Brown
Garnier Nutrisse Permanent Hair Dye 5 Mocha Brown
Available immediately
free shipping
  • Permanent hair colour with rich, radiant and long-lasting colour
  • Up to 100% grey coverage for a uniform look
  • Easy at-home application with mix and apply method
Our rating
9,3
good
L'Oréal Paris Excellence Crème Hair Dye 5 Natural Brown
L'Oréal Paris Excellence Crème Hair Dye 5 Natural Brown
Available immediately
free shipping
  • Permanent at-home hair colour for lasting results
  • Provides up to 100% grey coverage for a natural look
  • Application involves mixing colouring and developer in the bottle, followed by application with included comb for precision
Our rating
9,1
good
Clairol Nice'n Easy 3 Brown Black Hair Dye
Clairol Nice'n Easy 3 Brown Black Hair Dye
Available immediately
free shipping
  • Permanent hair colour offers lasting results for up to 28 washes
  • Provides 100% grey coverage for a uniform look
  • Easy application: mix and apply with included applicator, targets roots and greys, leaving on for 25 to 45 minutes depending on coverage needs
Our rating
8,9
good
Clairol Permanent Hair Dye, 5 Medium Brown
Clairol Permanent Hair Dye, 5 Medium Brown
Available immediately
free shipping
  • provides permanent hair colour for lasting results
  • offers excellent grey coverage including resistant greys
  • ensures an easy and simple application process with the included applicator bottle and developer cream
Our rating
8,6
good
500+ purchases last month
Garnier Brown Hair Dye 4.15, Icy Chestnut
Garnier Brown Hair Dye 4.15, Icy Chestnut
Available immediately
free shipping
  • permanent hair colour
  • up to 100% grey hair coverage
  • mix colour cream and developer, apply to roots, leave for 30-35 minutes, rinse and condition
Our rating
8,6
good
Just For Men Hair Dye H45 Dark Brown Black
Just For Men Hair Dye H45 Dark Brown Black
Available immediately
free shipping
  • permanent hair colour that restores natural colour and covers grey hair
  • designed to cover grey hair while blending with natural hair colour
  • simply shake, apply, and wait 5 minutes for results
Our rating
8,5
good

Similar Hair Dye comparisons

Hair Dyes buying guide: How to choose the right product from the above Hair Dyes test or comparison

Understanding Hair Dye: What You Need to Know Before You Buy

What is Hair Dye?

Hair dye is a product used to change or enhance the colour of your hair. It works by penetrating the hair shaft, altering its natural pigment. It’s important to know that hair dye comes in various types with different formulations that cater to diverse needs, whether you’re going for a complete colour change or just covering greys.

Formulations to Consider

When selecting hair dye, consider whether you want permanent, semi-permanent, or temporary dye. Permanent dyes provide long-lasting results that require root touch-ups every few weeks, making them ideal for drastic colour changes or full coverage. Semi-permanent options last several washes, allowing for a less committal choice, perfect for trying out new shades. Temporary dyes rinse out in just one wash, great for special occasions or quick changes.

Types of Hair Dye: Choosing the Right Formula for Your Hair

Permanent Hair Dye: Complete Transformation

This dye contains strong chemicals that penetrate deeply into the hair shaft, ensuring long-lasting colour. It’s commonly used to achieve bold changes or cover grey hair completely. However, it can be damaging and usually requires a careful application process.

Semi-Permanent Hair Dye: A Soft Approach

This formulation blends pigments that coat the hair rather than penetrate deeply, making it less damaging than permanent dye. It gradually fades over time, which makes it a great option if you’re experimenting with colour without a long-term commitment.

Temporary Hair Dye: Fun and Easy

If you’re looking for a playful change that you can easily reverse, temporary dyes are the way to go. They wash out completely after one to a few shampoos and offer a wide range of vibrant colours, perfect for events or a new look without a lasting commitment.

Application Techniques: How to Achieve the Best Results at Home

Preparation is Key

Before applying hair dye, it’s essential to prepare your hair and surrounding area. Ensure your hair is clean and dry. Lay down old towels or newspaper to catch any spills and wear gloves to protect your hands.

Sectioning Your Hair

Dividing your hair into manageable sections allows for even application. You can use clips to hold sections in place while you work, ensuring every strand is coated thoroughly.

Application Techniques

For best results, use an applicator brush to apply the dye evenly, working from the roots to the ends. Take your time and ensure even coverage to avoid patchy colour. Follow the instructions on the product for timing to achieve your desired shade.

Tips for Long-Lasting Colour: Maintaining Vibrancy and Shine

Choosing the Right Shampoo and Conditioner

Using colour-safe shampoo and conditioner is crucial to maintaining your dye. These products are specifically formulated to be gentle and to help the colour last longer by not stripping the hair of its pigment.

Minimising Heat Damage

Heat styling can fade colour faster, so it’s wise to limit the use of hot tools. When you do style your hair, always apply a heat protectant spray to safeguard your colour.

Regular Treatments

Incorporating deep conditioning treatments into your hair care regimen aids in keeping your hair healthy and vibrant. This also adds moisture that can prevent colour fade caused by dryness.

Safety Considerations: Ensuring a Safe Hair Dye Experience

Patch Testing

Before using any hair dye, conduct a patch test. Apply a small amount of dye to a discreet area of skin to check for any allergic reactions. This step is essential for a safe experience.

Ventilation

Ensure your dyeing area is well-ventilated. The chemicals in hair dye can produce strong fumes that may cause discomfort, so open windows or use fans to keep the air fresh.

Follow Instructions Carefully

Every hair dye product comes with specific instructions. It’s important to read these carefully and follow them to ensure both safety and effectiveness. This will help you achieve the best results without compromising your hair’s health.

Table of contents
  1. Understanding Hair Dye: What You Need to Know Before You Buy
  2. Types of Hair Dye: Choosing the Right Formula for Your Hair
  3. Application Techniques: How to Achieve the Best Results at Home
  4. Tips for Long-Lasting Colour: Maintaining Vibrancy and Shine
  5. Safety Considerations: Ensuring a Safe Hair Dye Experience

Overview

1. Comparison winner
L'Oreal Paris Preference Hair Dye 10.21 Stockholm
Our rating
9,8
very good
L'Oreal Paris Preference Hair Dye 10.21 StockholmAvailable immediately
Herb Speedy Hair Dye Natural Black
Our rating
9,6
very good
Herb Speedy Hair Dye Natural BlackAvailable immediately
Pure Organics Herbal Hair Dye, Dark Brown, 110g
Our rating
9,6
very good
Pure Organics Herbal Hair Dye, Dark Brown, 110gAvailable immediately
4. Best value
L'Oréal Paris Casting Crème Gloss Brown 400
Our rating
9,6
very good
L'Oréal Paris Casting Crème Gloss Brown 400Available immediately
5. Bestseller
John Frieda Precision Foam Colour 6N Hair Dye
Our rating
9,6
very good
John Frieda Precision Foam Colour 6N Hair DyeAvailable immediately
L'Oréal Paris Permanent Hair Colour 8.624 Bright Red
Our rating
9,6
very good
L'Oréal Paris Permanent Hair Colour 8.624 Bright RedAvailable immediately
Garnier Olia Permanent Hair Dye 1.0 Deep Black
Our rating
9,5
very good
Garnier Olia Permanent Hair Dye 1.0 Deep BlackAvailable immediately
Clairol Root Touch-Up Hair Dye, 4 Dark Brown
Our rating
9,5
very good
Clairol Root Touch-Up Hair Dye, 4 Dark BrownAvailable immediately
Our product comparisons are:
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Our tests and comparisons are objective and fact-based. Manufacturers have no influence on the ratings. We aim to provide greater transparency in the market, thereby promoting product quality.
Method-driven
In our tests & comparison tables, we only include products that meet our minimum standards. This ensures that you can find the perfect product for your needs from a wide selection.
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