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#245D66 · #153439 · #1B544B · #428562 · #91C98C

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

#245D66

Slate Blue · DarkSlateGray · Mint Ice

HEX
#245D66
RGB
rgb(36, 93, 102)
HSL
hsl(188, 48%, 27%)
HSB
hsb(188, 65%, 40%)
CMYK
cmyk(65%, 9%, 0%, 60%)
Oklch
oklch(44.5% 0.060 209.4)

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

#153439

Slate Blue · DarkSlateGray · Peacock Green

HEX
#153439
RGB
rgb(21, 52, 57)
HSL
hsl(188, 46%, 15%)
HSB
hsb(188, 63%, 22%)
CMYK
cmyk(63%, 9%, 0%, 78%)
Oklch
oklch(30.4% 0.038 209.3)

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

#1B544B

Mineral Blue · DarkSlateGray · Peacock Green

HEX
#1B544B
RGB
rgb(27, 84, 75)
HSL
hsl(171, 51%, 22%)
HSB
hsb(171, 68%, 33%)
CMYK
cmyk(68%, 0%, 11%, 67%)
Oklch
oklch(40.6% 0.061 180.8)

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

#428562

Celadon · SeaGreen · Forest Green

HEX
#428562
RGB
rgb(66, 133, 98)
HSL
hsl(149, 34%, 39%)
HSB
hsb(149, 50%, 52%)
CMYK
cmyk(50%, 0%, 26%, 48%)
Oklch
oklch(56.2% 0.088 158.9)

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

#91C98C

Celadon · DarkSeaGreen · Apple Green

HEX
#91C98C
RGB
rgb(145, 201, 140)
HSL
hsl(115, 36%, 67%)
HSB
hsb(115, 30%, 79%)
CMYK
cmyk(28%, 0%, 30%, 21%)
Oklch
oklch(78.1% 0.103 142.5)

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

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

245D66
662D24

Analogous

24664E
245D66
243C66

Triadic

245D66
66245D
5D6624

Split-Comp.

245D66
66243C
664E24

Tetradic

245D66
4E2466
662D24
3C6624

Contrast Matrix WCAG 2.1 Contrast

245D66
153439
1B544B
428562
91C98C
—
1.8
Fail
1.2
Fail
1.7
Fail
3.9
AA Large
1.8
Fail
—
1.5
Fail
3.0
AA Large
6.9
AA
1.2
Fail
1.5
Fail
—
2.0
Fail
4.5
AA
1.7
Fail
3.0
AA Large
2.0
Fail
—
2.3
Fail
3.9
AA Large
6.9
AA
4.5
AA
2.3
Fail
—
White BG
7.4AAA
13.3AAA
8.7AAA
4.4AA Large
1.9Fail
Black BG
2.8Fail
1.6Fail
2.4Fail
4.8AA
10.9AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

3D3D64
222338
34344D
5F606A
A9AA9B

Deuteranopia

393563
211E38
302C4E
5B566D
A6A29E

Tritanopia

276262
173737
1E4F4F
457173
94A6A9

Achromatopsia

4D4D4D
2B2B2B
424242
6D6D6D
B1B1B1

Shades & Tints Shades & Tints

#245D66

Dark
Light

#153439

Dark
Light

#1B544B

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #245d66;
  --color-2: #153439;
  --color-3: #1b544b;
  --color-4: #428562;
  --color-5: #91c98c;
}

SCSS

$color-1: #245d66;
$color-2: #153439;
$color-3: #1b544b;
$color-4: #428562;
$color-5: #91c98c;

TAILWIND

colors: {
  'brand-1': '#245d66',
  'brand-2': '#153439',
  'brand-3': '#1b544b',
  'brand-4': '#428562',
  'brand-5': '#91c98c',
}

RGB Array

[36, 93, 102], [21, 52, 57], [27, 84, 75], [66, 133, 98], [145, 201, 140]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This cool-style palette of #245D66, #153439, #1B544B, #428562, #91C98C 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: #245d66; --color-2: #153439; --color-3: #1b544b; --color-4: #428562; --color-5: #91c98c. 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