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#2A3E59 · #3C587D · #567DA6 · #ABBBD4 · #060608

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 ThemeCorporateData Visualization

Color Details Color Details

#2A3E59

Indigo · DarkSlateGray · Prussian Blue

HEX
#2A3E59
RGB
rgb(42, 62, 89)
HSL
hsl(214, 36%, 26%)
HSB
hsb(214, 53%, 35%)
CMYK
cmyk(53%, 30%, 0%, 65%)
Oklch
oklch(36.0% 0.054 256.1)

Traditional「Indigo」· Paint「Prussian Blue」· Creative Blush Sunrise

#3C587D

Indigo · DarkSlateBlue · Prussian Blue

HEX
#3C587D
RGB
rgb(60, 88, 125)
HSL
hsl(214, 35%, 36%)
HSB
hsb(214, 52%, 49%)
CMYK
cmyk(52%, 30%, 0%, 51%)
Oklch
oklch(45.5% 0.070 255.7)

Traditional「Indigo」· Paint「Prussian Blue」· Creative Blush Sunrise

#567DA6

Indigo · SteelBlue · Navy Blue

HEX
#567DA6
RGB
rgb(86, 125, 166)
HSL
hsl(211, 32%, 49%)
HSB
hsb(211, 48%, 65%)
CMYK
cmyk(48%, 25%, 0%, 35%)
Oklch
oklch(57.8% 0.077 250.5)

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

#ABBBD4

Azure · LightSteelBlue · Cobalt Blue

HEX
#ABBBD4
RGB
rgb(171, 187, 212)
HSL
hsl(217, 32%, 75%)
HSB
hsb(217, 19%, 83%)
CMYK
cmyk(19%, 12%, 0%, 17%)
Oklch
oklch(78.8% 0.040 259.3)

Traditional「Azure」· Paint「Cobalt Blue」· Creative Twilight Haze

#060608

Deep Indigo · Black · Deep Sea Blue

HEX
#060608
RGB
rgb(6, 6, 8)
HSL
hsl(240, 14%, 3%)
HSB
hsb(240, 25%, 3%)
CMYK
cmyk(25%, 25%, 0%, 97%)
Oklch
oklch(12.3% 0.006 285.6)

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

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

2A3E59
5A452A

Analogous

2A575A
2A3E59
2E2A5A

Triadic

2A3E59
5A2A3F
3F5A2A

Split-Comp.

2A3E59
5A2E2A
575A2A

Tetradic

2A3E59
5A2A57
5A452A
2A5A2E

Contrast Matrix WCAG 2.1 Contrast

2A3E59
3C587D
567DA6
ABBBD4
060608
—
1.5
Fail
2.5
Fail
5.6
AA
1.9
Fail
1.5
Fail
—
1.7
Fail
3.7
AA Large
2.8
Fail
2.5
Fail
1.7
Fail
—
2.2
Fail
4.7
AA
5.6
AA
3.7
AA Large
2.2
Fail
—
10.4
AAA
1.9
Fail
2.8
Fail
4.7
AA
10.4
AAA
—
White BG
10.9AAA
7.3AAA
4.3AA Large
1.9Fail
20.2AAA
Black BG
1.9Fail
2.9Fail
4.9AA
10.8AAA
1.0Fail

Color Blindness Simulation Color Blindness Simulation

Protanopia

333352
484874
67679C
B2B2CE
060608

Deuteranopia

323051
474472
65629A
B1B0CC
060607

Tritanopia

2B4D4C
3D6D6B
589493
ACC9C8
060707

Achromatopsia

3B3B3B
545454
767676
B9B9B9
060606

Shades & Tints Shades & Tints

#2A3E59

Dark
Light

#3C587D

Dark
Light

#567DA6

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #2a3e59;
  --color-2: #3c587d;
  --color-3: #567da6;
  --color-4: #abbbd4;
  --color-5: #060608;
}

SCSS

$color-1: #2a3e59;
$color-2: #3c587d;
$color-3: #567da6;
$color-4: #abbbd4;
$color-5: #060608;

TAILWIND

colors: {
  'brand-1': '#2a3e59',
  'brand-2': '#3c587d',
  'brand-3': '#567da6',
  'brand-4': '#abbbd4',
  'brand-5': '#060608',
}

RGB Array

[42, 62, 89], [60, 88, 125], [86, 125, 166], [171, 187, 212], [6, 6, 8]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This cool-style palette of #2A3E59, #3C587D, #567DA6, #ABBBD4, #060608 is ideal for: brand design, premium product pages, magazine layouts, tech websites, dark mode UIs, game UIs, infographics, data visualization, accessible design. Low-saturation colors convey a sophisticated, premium feel. High contrast ensures clear visual hierarchy and readability. 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: #2a3e59; --color-2: #3c587d; --color-3: #567da6; --color-4: #abbbd4; --color-5: #060608. 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 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