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#030C22 · #20293F · #404749 · #A9B0B3

dark

A 4-color dark palette · Complete color analysis and application guide

Scene Recommendations Scene Recommendations

Emotion EMOTION

HarmoniousVersatileCool

Industry INDUSTRY

E-commerceBusiness

UI Context UI CONTEXT

Web PageComponent LibraryData Visualization

Color Details Color Details

#030C22

Indigo · Black · Deep Sea Blue

HEX
#030C22
RGB
rgb(3, 12, 34)
HSL
hsl(223, 84%, 7%)
HSB
hsb(223, 91%, 13%)
CMYK
cmyk(91%, 65%, 0%, 87%)
Oklch
oklch(16.0% 0.049 261.8)

Traditional「Indigo」· Paint「Deep Sea Blue」· Creative Blush Sunrise

#20293F

Indigo · DarkSlateGray · Deep Sea Blue

HEX
#20293F
RGB
rgb(32, 41, 63)
HSL
hsl(223, 33%, 19%)
HSB
hsb(223, 49%, 25%)
CMYK
cmyk(49%, 35%, 0%, 75%)
Oklch
oklch(28.3% 0.043 266.7)

Traditional「Indigo」· Paint「Deep Sea Blue」· Creative Blush Sunrise

#404749

Dark Cyan · DarkSlateGray · Charcoal

HEX
#404749
RGB
rgb(64, 71, 73)
HSL
hsl(193, 7%, 27%)
HSB
hsb(193, 12%, 29%)
CMYK
cmyk(12%, 3%, 0%, 71%)
Oklch
oklch(39.2% 0.010 216.7)

Traditional「Dark Cyan」· Paint「Charcoal」· Creative Midnight Shadow

#A9B0B3

Ash · DarkGray · Silver Sand

HEX
#A9B0B3
RGB
rgb(169, 176, 179)
HSL
hsl(198, 6%, 68%)
HSB
hsb(198, 6%, 70%)
CMYK
cmyk(6%, 2%, 0%, 30%)
Oklch
oklch(75.3% 0.009 225.1)

Traditional「Ash」· Paint「Silver Sand」· Creative Urban Concrete

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

030C22
211803

Analogous

031A21
030C22
090321

Triadic

030C22
21030B
0B2103

Split-Comp.

030C22
210903
1A2103

Tetradic

030C22
21031A
211803
032109

Contrast Matrix WCAG 2.1 Contrast

030C22
20293F
404749
A9B0B3
—
1.3
Fail
2.1
Fail
8.8
AAA
1.3
Fail
—
1.5
Fail
6.6
AA
2.1
Fail
1.5
Fail
—
4.3
AA Large
8.8
AAA
6.6
AA
4.3
AA Large
—
White BG
19.5AAA
14.5AAA
9.5AAA
2.2Fail
Black BG
1.1Fail
1.5Fail
2.2Fail
9.5AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

07071D
24243A
434349
ACACB2

Deuteranopia

06061B
232338
434248
ACABB2

Tritanopia

031818
203535
404848
A9B2B2

Achromatopsia

0C0C0C
292929
454545
AEAEAE

Shades & Tints Shades & Tints

#030C22

Dark
Light

#20293F

Dark
Light

#404749

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #030c22;
  --color-2: #20293f;
  --color-3: #404749;
  --color-4: #a9b0b3;
}

SCSS

$color-1: #030c22;
$color-2: #20293f;
$color-3: #404749;
$color-4: #a9b0b3;

TAILWIND

colors: {
  'brand-1': '#030c22',
  'brand-2': '#20293f',
  'brand-3': '#404749',
  'brand-4': '#a9b0b3',
}

RGB Array

[3, 12, 34], [32, 41, 63], [64, 71, 73], [169, 176, 179]

FAQ FAQ

What scenarios is this 4-color palette suitable for?

This dark-style palette of #030C22, #20293F, #404749, #A9B0B3 is ideal for: tech websites, dark mode UIs, game UIs, infographics, data visualization, accessible design. High contrast ensures clear visual hierarchy and readability. It is a balanced and harmonious choice among 4-color palettes.

How to use this palette in CSS or frontend projects?

Copy the CSS variables directly: --color-1: #030c22; --color-2: #20293f; --color-3: #404749; --color-4: #a9b0b3. LangColor editor supports one-click export to CSS, SCSS, Tailwind, JSON and more. Click the "Export" button to choose your format.

What UI/UX design tips apply to this palette?

Dark tones work well as backgrounds; pair with light text for readability. Use the brightest color for CTA buttons and interactive elements. High-contrast palettes naturally meet WCAG accessibility standards. Use the "Contrast Matrix" tool in LangColor editor to check WCAG accessibility levels for every color pair.

Which industries or brands suit this palette?

This dark-style 4-color scheme is especially suited for tech, SaaS, healthcare, eco industries. Click "AI Analysis" in the editor for more detailed brand color suggestions.

🎨 Open this palette in Editor →

Generated by LangColor online color tool · Breaking the barrier between language and color