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#1D3347 · #294A54 · #41877E · #789E6F · #C3C96F

cool

A 5-color cool 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

#1D3347

Slate Blue · DarkSlateGray · Deep Sea Blue

HEX
#1D3347
RGB
rgb(29, 51, 71)
HSL
hsl(209, 42%, 20%)
HSB
hsb(209, 59%, 28%)
CMYK
cmyk(59%, 28%, 0%, 72%)
Oklch
oklch(31.3% 0.046 247.2)

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

#294A54

Slate Blue · DarkSlateGray · Peacock Green

HEX
#294A54
RGB
rgb(41, 74, 84)
HSL
hsl(194, 34%, 25%)
HSB
hsb(194, 51%, 33%)
CMYK
cmyk(51%, 12%, 0%, 67%)
Oklch
oklch(38.8% 0.042 219.4)

Traditional「Slate Blue」· Paint「Peacock Green」· Creative Blush Sunrise

#41877E

Mineral Blue · SeaGreen · Mint Ice

HEX
#41877E
RGB
rgb(65, 135, 126)
HSL
hsl(172, 35%, 39%)
HSB
hsb(172, 52%, 53%)
CMYK
cmyk(52%, 0%, 7%, 47%)
Oklch
oklch(57.5% 0.072 184.4)

Traditional「Mineral Blue」· Paint「Mint Ice」· Creative Blush Sunrise

#789E6F

Celadon · Gray · Olive Green

HEX
#789E6F
RGB
rgb(120, 158, 111)
HSL
hsl(109, 20%, 53%)
HSB
hsb(109, 30%, 62%)
CMYK
cmyk(24%, 0%, 30%, 38%)
Oklch
oklch(65.8% 0.080 139.7)

Traditional「Celadon」· Paint「Olive Green」· Creative Blush Sunrise

#C3C96F

Fresh Green · Tan · Sunflower

HEX
#C3C96F
RGB
rgb(195, 201, 111)
HSL
hsl(64, 45%, 61%)
HSB
hsb(64, 45%, 79%)
CMYK
cmyk(3%, 0%, 45%, 21%)
Oklch
oklch(81.2% 0.114 112.0)

Traditional「Fresh Green」· Paint「Sunflower」· Creative Lemon Fizz

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

1D3347
48321E

Analogous

1E4848
1D3347
1E1E48

Triadic

1D3347
481E34
34481E

Split-Comp.

1D3347
481E1E
48481E

Tetradic

1D3347
481E48
48321E
1E481E

Contrast Matrix WCAG 2.1 Contrast

1D3347
294A54
41877E
789E6F
C3C96F
—
1.4
Fail
3.1
AA Large
4.3
AA Large
7.4
AAA
1.4
Fail
—
2.3
Fail
3.1
AA Large
5.4
AA
3.1
AA Large
2.3
Fail
—
1.4
Fail
2.4
Fail
4.3
AA Large
3.1
AA Large
1.4
Fail
—
1.7
Fail
7.4
AAA
5.4
AA
2.4
Fail
1.7
Fail
—
White BG
13.0AAA
9.5AAA
4.2AA Large
3.0AA Large
1.8Fail
Black BG
1.6Fail
2.2Fail
5.0AA
6.9AA
11.9AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

272742
373852
5F6080
88897A
C6C685

Deuteranopia

252441
353351
5B5681
86837D
C5C58A

Tritanopia

1E3E3E
2B504F
458282
7A8385
C3969A

Achromatopsia

2F2F2F
414141
717171
8D8D8D
BDBDBD

Shades & Tints Shades & Tints

#1D3347

Dark
Light

#294A54

Dark
Light

#41877E

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #1d3347;
  --color-2: #294a54;
  --color-3: #41877e;
  --color-4: #789e6f;
  --color-5: #c3c96f;
}

SCSS

$color-1: #1d3347;
$color-2: #294a54;
$color-3: #41877e;
$color-4: #789e6f;
$color-5: #c3c96f;

TAILWIND

colors: {
  'brand-1': '#1d3347',
  'brand-2': '#294a54',
  'brand-3': '#41877e',
  'brand-4': '#789e6f',
  'brand-5': '#c3c96f',
}

RGB Array

[29, 51, 71], [41, 74, 84], [65, 135, 126], [120, 158, 111], [195, 201, 111]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This cool-style palette of #1D3347, #294A54, #41877E, #789E6F, #C3C96F 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: #1d3347; --color-2: #294a54; --color-3: #41877e; --color-4: #789e6f; --color-5: #c3c96f. 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