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#2C3033 · #373B3E · #43474A · #4E5255 · #74829F

cool

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

Scene Recommendations Scene Recommendations

Emotion EMOTION

ProfoundPremiumCool

Industry INDUSTRY

FinanceLuxury

UI Context UI CONTEXT

Dark ThemeCorporate

Color Details Color Details

#2C3033

Dark Cyan · DarkSlateGray · Dark Stone

HEX
#2C3033
RGB
rgb(44, 48, 51)
HSL
hsl(206, 7%, 19%)
HSB
hsb(206, 14%, 20%)
CMYK
cmyk(14%, 6%, 0%, 80%)
Oklch
oklch(30.6% 0.008 240.1)

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

#373B3E

Dark Cyan · DarkSlateGray · Dark Stone

HEX
#373B3E
RGB
rgb(55, 59, 62)
HSL
hsl(206, 6%, 23%)
HSB
hsb(206, 11%, 24%)
CMYK
cmyk(11%, 5%, 0%, 76%)
Oklch
oklch(35.0% 0.008 240.0)

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

#43474A

Dark Cyan · DarkSlateGray · Charcoal

HEX
#43474A
RGB
rgb(67, 71, 74)
HSL
hsl(206, 5%, 28%)
HSB
hsb(206, 9%, 29%)
CMYK
cmyk(9%, 4%, 0%, 71%)
Oklch
oklch(39.5% 0.007 240.0)

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

#4E5255

Ink Gray · DarkSlateGray · Charcoal

HEX
#4E5255
RGB
rgb(78, 82, 85)
HSL
hsl(206, 4%, 32%)
HSB
hsb(206, 8%, 33%)
CMYK
cmyk(8%, 4%, 0%, 67%)
Oklch
oklch(43.6% 0.007 240.0)

Traditional「Ink Gray」· Paint「Charcoal」· Creative Midnight Shadow

#74829F

Azure · LightSlateGray · Navy Blue

HEX
#74829F
RGB
rgb(116, 130, 159)
HSL
hsl(220, 18%, 54%)
HSB
hsb(220, 27%, 62%)
CMYK
cmyk(27%, 18%, 0%, 38%)
Oklch
oklch(60.6% 0.047 264.8)

Traditional「Azure」· Paint「Navy Blue」· Creative Blush Sunrise

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

2C3033
34302D

Analogous

2D3433
2C3033
2D2E34

Triadic

2C3033
342D31
31342D

Split-Comp.

2C3033
342D2E
34332D

Tetradic

2C3033
332D34
34302D
2E342D

Contrast Matrix WCAG 2.1 Contrast

2C3033
373B3E
43474A
4E5255
74829F
—
1.2
Fail
1.4
Fail
1.7
Fail
3.4
AA Large
1.2
Fail
—
1.2
Fail
1.4
Fail
2.9
Fail
1.4
Fail
1.2
Fail
—
1.2
Fail
2.4
Fail
1.7
Fail
1.4
Fail
1.2
Fail
—
2.0
Fail
3.4
AA Large
2.9
Fail
2.4
Fail
2.0
Fail
—
White BG
13.3AAA
11.3AAA
9.4AAA
7.9AAA
3.9AA Large
Black BG
1.6Fail
1.9Fail
2.2Fail
2.7Fail
5.4AA

Color Blindness Simulation Color Blindness Simulation

Protanopia

2E2E32
39393D
454549
505054
7A7A98

Deuteranopia

2E2D32
39383D
454449
504F54
797896

Tritanopia

2C3232
373D3D
434949
4E5454
759291

Achromatopsia

2F2F2F
3A3A3A
464646
515151
818181

Shades & Tints Shades & Tints

#2C3033

Dark
Light

#373B3E

Dark
Light

#43474A

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #2c3033;
  --color-2: #373b3e;
  --color-3: #43474a;
  --color-4: #4e5255;
  --color-5: #74829f;
}

SCSS

$color-1: #2c3033;
$color-2: #373b3e;
$color-3: #43474a;
$color-4: #4e5255;
$color-5: #74829f;

TAILWIND

colors: {
  'brand-1': '#2c3033',
  'brand-2': '#373b3e',
  'brand-3': '#43474a',
  'brand-4': '#4e5255',
  'brand-5': '#74829f',
}

RGB Array

[44, 48, 51], [55, 59, 62], [67, 71, 74], [78, 82, 85], [116, 130, 159]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This cool-style palette of #2C3033, #373B3E, #43474A, #4E5255, #74829F is ideal for: brand design, premium product pages, magazine layouts, tech websites, dark mode UIs, game UIs. Low-saturation colors convey a sophisticated, premium feel. It is a classic and elegant choice among 5-color palettes.

How to use this palette in CSS or frontend projects?

Copy the CSS variables directly: --color-1: #2c3033; --color-2: #373b3e; --color-3: #43474a; --color-4: #4e5255; --color-5: #74829f. 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. 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 finance, legal, luxury industries. Restrained colors convey professionalism and trust. 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