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Hair Color Guide


Musthair expert guide

A natural look starts with the right color.

Explore color codes, undertones, and gray blending ratios in a clear way so your hair system blends seamlessly with your natural hair.

Screen brightness, ambient lighting, and camera settings may make colors appear different. For an accurate match, we recommend using a physical color ring or sending a hair sample.

Understand the color codes

Each part of the code provides different information.

The main number indicates the depth level, ASH indicates a cool undertone, and the numbers after 1B show the gray/white hair blend.

20Musthair color options
2Ash / cool shades
8Gray blending levels
1–7

Depth level

In general, lower numbers appear darker and higher numbers appear lighter. Matching the depth of your natural hair is the first step.

ASH

Ash and cool undertone

Colors marked ASH reduce red, orange, and golden reflections. Compare these options if your natural hair looks muted and cool.

%

Gray / white hair ratio

In the 1B05–1B80 series, the final two digits indicate the approximate gray hair percentage. Choose according to the actual ratio in the sides and back of your hair, not your age.

All colors

Find the shade closest to your natural hair.

Musthair #1 Jet Black hair color Darkest shade
#1

Jet Black

A very deep, defined black. Best considered for natural hair with no visible brown reflections.

Musthair #1A Black hair color Deep black
#1A

Black

A dark black close to jet black, with a slightly softer appearance in natural light.

Musthair #1B+ Dark Natural Black hair color Soft black
#1B+

Dark Natural Black

A dark, naturally blended black shade that softens the look of an intense black.

Musthair #1B Natural Black hair color Popular choice
#1B

Natural Black

A core Musthair shade offering a natural appearance between black and very dark brown.

Musthair #2 Very Dark Brown hair color Near black
#2

Very Dark Brown

A shade that appears nearly black at first glance, with brown reflections becoming more visible in daylight.

Musthair #3 Dark Brown hair color Natural brown
#3

Dark Brown

A dark, balanced hair color with a clearly defined brown character.

Musthair #4 Medium Dark Brown hair color Balanced shade
#4

Medium Dark Brown

Lighter than dark brown, this shade can blend well with warm or neutral reflections.

Musthair #4ASH Ash Medium Dark Brown hair color Cool undertone
#4ASH

Ash Medium Dark Brown

A more muted and cool dark brown with reduced red and warm reflections.

Musthair #5 Medium Brown hair color Medium depth
#5

Medium Brown

A natural, balanced medium brown between dark and light brown.

Musthair #6 Light Brown hair color Light brown
#6

Light Brown

A soft brown lighter than medium brown and approaching a dark blonde shade.

Musthair #7 Dark Blonde hair color Warm dark blonde
#7

Dark Blonde

A shade between light brown and dark blonde that may show warm reflections in daylight.

Musthair #7ASH Ash Dark Blonde hair color Cool dark blonde
#7ASH

Ash Dark Blonde

A muted, cool dark blonde with reduced golden, orange, and red reflections.

Musthair #1B05 Natural Black with 5% Gray hair color Very subtle gray
#1B05

Natural Black with 5% Gray

A very subtle scattering of gray/white hair within a natural black base.

Musthair #1B10 Natural Black with 10% Gray hair color Lightly graying
#1B10

Natural Black with 10% Gray

A noticeable but light gray blend that maintains an overall dark appearance.

Musthair #1B20 Natural Black with 20% Gray hair color Visible gray
#1B20

Natural Black with 20% Gray

A balanced gray blend that still retains a predominantly dark appearance.

Musthair #1B30 Natural Black with 30% Gray hair color Balanced graying
#1B30

Natural Black with 30% Gray

A naturally graying appearance with more visible gray strands.

Musthair #1B40 Natural Black with 40% Gray hair color Salt and pepper
#1B40

Natural Black with 40% Gray

A distinct salt-and-pepper look with both dark and gray hair clearly visible.

Musthair #1B50 Natural Black with 50% Gray hair color Even blend
#1B50

Natural Black with 50% Gray

A balanced appearance with approximately equal proportions of dark and gray hair.

Musthair #1B60 Natural Black with 60% Gray hair color Gray dominant
#1B60

Natural Black with 60% Gray

A blend in which gray hair begins to appear more dominant than dark hair.

Musthair #1B80 Natural Black with 80% Gray hair color Heavy gray
#1B80

Natural Black with 80% Gray

A predominantly gray/white appearance with a small amount of natural black remaining.

No color matched your search. Try a different code or color name.

Undertone comparison

The same depth, a different character.

Even when the depth level is correct, a mismatched undertone can make the hair system look different from the hair at the sides and back.

W

Natural / warm shades

May show brown, golden, or subtly warm reflections under light.

  • Compare shades #3, #4, #5, #6, and #7.
  • They may blend better if your hair has red or golden reflections.
  • Check the color in natural daylight.
A

Ash / cool shades

They appear more muted and neutral, with fewer warm, red, or orange reflections.

  • Compare shades #4ASH and #7ASH.
  • Suitable when your hair appears grayish, muted, or cool.
  • Do not make your decision under warm artificial lighting.

Gray blend series

Choose the gray percentage to match your natural hair.

As the amount of gray/white hair added to the 1B base increases, the appearance progresses from dark black to predominantly gray.

CodeGray ratioOverall appearance
#1B05
%5
Very subtle and sparse gray
#1B10
%10
Lightly graying
#1B20
%20
Predominantly dark with visible gray
#1B30
%30
Natural, balanced graying
#1B40
%40
Distinct salt-and-pepper appearance
#1B50
%50
Approximately equal dark and gray
#1B60
%60
A predominantly gray appearance
#1B80
%80
Predominantly gray / white

Accurate color matching

Three reliable methods.

Comparing colors on screen is a useful starting point. For the most natural result, use one of the methods below.

01

Photos in natural light

Take unfiltered photos of the right, left, and back sections of your hair. Your hair should be dry, preferably photographed near a window in daylight.

02

Physical color ring

Compare the color swatch beside the hair at the sides and back where the system will blend. Check it again both indoors and in daylight.

03

Send a hair sample

For the most precise comparison, our experts can assess an untreated hair sample taken from the side or back area.

💡

When choosing between two colors

Do not compare depth alone. Consider the undertone, gray ratio, and appearance in daylight together. Matching the hair system to the hair at the sides and back is more accurate than using the color on top as your reference.

Frequently asked questions

What customers ask about color selection.

Review the most common questions before making your decision.

What is the difference between #1, #1A, and #1B?

All three belong to the black family, but they differ in intensity and natural reflection. If your hair shows brown tones in daylight, compare #1B. If it appears very deep and clearly black, compare #1 or #1A.

What does the ASH code mean?

ASH indicates a cooler, muted undertone with fewer warm, red, or orange reflections. The Musthair color range includes #4ASH and #7ASH.

Should I choose the gray percentage based on my age?

No. Choose according to the current gray/white hair ratio at the sides and back. People of the same age can have very different levels of graying.

Will the color look the same as it does on my phone screen?

Not always. Display settings, brightness, night mode, camera processing, and ambient light can alter the shade. Images are for guidance; a physical comparison is more reliable for the final choice.

Can the color be matched to dyed hair?

Yes, if your hair is consistently dyed the same shade. However, consider fading and root regrowth. Whenever possible, choose based on the shade you intend to maintain long term.

Not sure which color to choose?

Send photos of the sides and back of your hair taken in natural light, and Musthair experts will help assess the closest options.

Get expert assistance
Note: Hair colors may vary slightly from the images due to production batches, display settings, and lighting conditions. This page is intended for education and preliminary assessment.

When evaluating a color, increase your screen brightness, turn off night mode, and compare it in natural daylight whenever possible.
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