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#19282D · #203E48 · #356F70 · #64B48F · #99F4B1

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

#19282D

Slate Blue · DarkSlateGray · Peacock Green

HEX
#19282D
RGB
rgb(25, 40, 45)
HSL
hsl(195, 29%, 14%)
HSB
hsb(195, 44%, 18%)
CMYK
cmyk(44%, 11%, 0%, 82%)
Oklch
oklch(26.6% 0.022 220.7)

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

#203E48

Slate Blue · DarkSlateGray · Peacock Green

HEX
#203E48
RGB
rgb(32, 62, 72)
HSL
hsl(195, 38%, 20%)
HSB
hsb(195, 56%, 28%)
CMYK
cmyk(56%, 14%, 0%, 72%)
Oklch
oklch(34.5% 0.040 221.7)

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

#356F70

Slate Blue · SeaGreen · Mint Ice

HEX
#356F70
RGB
rgb(53, 111, 112)
HSL
hsl(181, 36%, 32%)
HSB
hsb(181, 53%, 44%)
CMYK
cmyk(53%, 1%, 0%, 56%)
Oklch
oklch(50.3% 0.061 196.9)

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

#64B48F

Mineral Blue · CadetBlue · Olive Green

HEX
#64B48F
RGB
rgb(100, 180, 143)
HSL
hsl(152, 35%, 55%)
HSB
hsb(152, 44%, 71%)
CMYK
cmyk(44%, 0%, 21%, 29%)
Oklch
oklch(70.8% 0.097 162.5)

Traditional「Mineral Blue」· Paint「Olive Green」· Creative Blush Sunrise

#99F4B1

Emerald · LightGreen · Apple Green

HEX
#99F4B1
RGB
rgb(153, 244, 177)
HSL
hsl(136, 81%, 78%)
HSB
hsb(136, 37%, 96%)
CMYK
cmyk(37%, 0%, 27%, 4%)
Oklch
oklch(89.3% 0.127 151.5)

Traditional「Emerald」· Paint「Apple Green」· Creative Mint Breeze

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

19282D
2E1F19

Analogous

192E29
19282D
191F2E

Triadic

19282D
2E1929
292E19

Split-Comp.

19282D
2E191F
2E2919

Tetradic

19282D
29192E
2E1F19
1F2E19

Contrast Matrix WCAG 2.1 Contrast

19282D
203E48
356F70
64B48F
99F4B1
—
1.3
Fail
2.6
Fail
6.1
AA
11.5
AAA
1.3
Fail
—
2.0
Fail
4.6
AA
8.6
AAA
2.6
Fail
2.0
Fail
—
2.3
Fail
4.4
AA Large
6.1
AA
4.6
AA
2.3
Fail
—
1.9
Fail
11.5
AAA
8.6
AAA
4.4
AA Large
1.9
Fail
—
White BG
15.2AAA
11.4AAA
5.7AA
2.5Fail
1.3Fail
Black BG
1.4Fail
1.8Fail
3.7AA Large
8.5AAA
15.9AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

1F202C
2D2D46
4E4F70
878798
C0C1C1

Deuteranopia

1F1E2C
2B2945
4B4670
827C9A
BBB4C5

Tritanopia

1A2B2B
224443
387070
689FA1
9ECED1

Achromatopsia

242424
363636
5E5E5E
989898
D1D1D1

Shades & Tints Shades & Tints

#19282D

Dark
Light

#203E48

Dark
Light

#356F70

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #19282d;
  --color-2: #203e48;
  --color-3: #356f70;
  --color-4: #64b48f;
  --color-5: #99f4b1;
}

SCSS

$color-1: #19282d;
$color-2: #203e48;
$color-3: #356f70;
$color-4: #64b48f;
$color-5: #99f4b1;

TAILWIND

colors: {
  'brand-1': '#19282d',
  'brand-2': '#203e48',
  'brand-3': '#356f70',
  'brand-4': '#64b48f',
  'brand-5': '#99f4b1',
}

RGB Array

[25, 40, 45], [32, 62, 72], [53, 111, 112], [100, 180, 143], [153, 244, 177]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This cool-style palette of #19282D, #203E48, #356F70, #64B48F, #99F4B1 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: #19282d; --color-2: #203e48; --color-3: #356f70; --color-4: #64b48f; --color-5: #99f4b1. 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