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#2A0304 · #381418 · #603735 · #81595A · #A38E89

cool

A 5-color cool palette · Complete color analysis and application guide

Scene Recommendations Scene Recommendations

Emotion EMOTION

HarmoniousVersatileWarm

Industry INDUSTRY

E-commerceBusiness

UI Context UI CONTEXT

Web PageComponent LibraryData Visualization

Color Details Color Details

#2A0304

Vermilion · Black · Deep Berry

HEX
#2A0304
RGB
rgb(42, 3, 4)
HSL
hsl(358, 87%, 9%)
HSB
hsb(358, 93%, 16%)
CMYK
cmyk(0%, 93%, 90%, 84%)
Oklch
oklch(18.6% 0.066 24.6)

Traditional「Vermilion」· Paint「Deep Berry」· Creative Blush Sunrise

#381418

Crimson · Black · Deep Berry

HEX
#381418
RGB
rgb(56, 20, 24)
HSL
hsl(353, 47%, 15%)
HSB
hsb(353, 64%, 22%)
CMYK
cmyk(0%, 64%, 57%, 78%)
Oklch
oklch(24.9% 0.057 15.4)

Traditional「Crimson」· Paint「Deep Berry」· Creative Blush Sunrise

#603735

Crimson · DarkOliveGreen · Wine Red

HEX
#603735
RGB
rgb(96, 55, 53)
HSL
hsl(3, 29%, 29%)
HSB
hsb(3, 45%, 38%)
CMYK
cmyk(0%, 43%, 45%, 62%)
Oklch
oklch(38.7% 0.059 23.2)

Traditional「Crimson」· Paint「Wine Red」· Creative Blush Sunrise

#81595A

Crimson · DimGray · Passion Red

HEX
#81595A
RGB
rgb(129, 89, 90)
HSL
hsl(358, 18%, 43%)
HSB
hsb(358, 31%, 51%)
CMYK
cmyk(0%, 31%, 30%, 49%)
Oklch
oklch(50.7% 0.053 17.4)

Traditional「Crimson」· Paint「Passion Red」· Creative Blush Sunrise

#A38E89

Crimson · Gray · Passion Red

HEX
#A38E89
RGB
rgb(163, 142, 137)
HSL
hsl(12, 12%, 59%)
HSB
hsb(12, 16%, 64%)
CMYK
cmyk(0%, 13%, 16%, 36%)
Oklch
oklch(66.4% 0.026 33.6)

Traditional「Crimson」· Paint「Passion Red」· Creative Blush Sunrise

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

2A0304
032B2A

Analogous

2B0318
2A0304
2B1603

Triadic

2A0304
042B03
03042B

Split-Comp.

2A0304
032B16
03182B

Tetradic

2A0304
182B03
032B2A
16032B

Contrast Matrix WCAG 2.1 Contrast

2A0304
381418
603735
81595A
A38E89
—
1.2
Fail
1.9
Fail
3.2
AA Large
6.1
AA
1.2
Fail
—
1.6
Fail
2.7
Fail
5.3
AA
1.9
Fail
1.6
Fail
—
1.7
Fail
3.2
AA Large
3.2
AA Large
2.7
Fail
1.7
Fail
—
1.9
Fail
6.1
AA
5.3
AA
3.2
AA Large
1.9
Fail
—
White BG
18.9AAA
16.4AAA
10.0AAA
6.0AA
3.1AA Large
Black BG
1.1Fail
1.3Fail
2.1Fail
3.5AA Large
6.8AA

Color Blindness Simulation Color Blindness Simulation

Protanopia

191904
282817
4E4E35
706F5A
9A9A8A

Deuteranopia

1B1E04
2B2D17
515436
72755A
9B9D8B

Tritanopia

280404
361616
5E3636
7F5A5A
A28B8B

Achromatopsia

0F0F0F
1F1F1F
434343
656565
949494

Shades & Tints Shades & Tints

#2A0304

Dark
Light

#381418

Dark
Light

#603735

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #2a0304;
  --color-2: #381418;
  --color-3: #603735;
  --color-4: #81595a;
  --color-5: #a38e89;
}

SCSS

$color-1: #2a0304;
$color-2: #381418;
$color-3: #603735;
$color-4: #81595a;
$color-5: #a38e89;

TAILWIND

colors: {
  'brand-1': '#2a0304',
  'brand-2': '#381418',
  'brand-3': '#603735',
  'brand-4': '#81595a',
  'brand-5': '#a38e89',
}

RGB Array

[42, 3, 4], [56, 20, 24], [96, 55, 53], [129, 89, 90], [163, 142, 137]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This cool-style palette of #2A0304, #381418, #603735, #81595A, #A38E89 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 5-color palettes.

How to use this palette in CSS or frontend projects?

Copy the CSS variables directly: --color-1: #2a0304; --color-2: #381418; --color-3: #603735; --color-4: #81595a; --color-5: #a38e89. 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 cool-style 5-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