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#312086 · #3A6339 · #645BAC · #9CA143 · #FFFFFF

cool

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

Scene Recommendations Scene Recommendations

Emotion EMOTION

HarmoniousVersatileWarmCool

Industry INDUSTRY

E-commerceBusiness

UI Context UI CONTEXT

Web PageComponent LibraryData Visualization

Color Details Color Details

#312086

Deep Indigo · MidnightBlue · Prussian Blue

HEX
#312086
RGB
rgb(49, 32, 134)
HSL
hsl(250, 61%, 33%)
HSB
hsb(250, 76%, 53%)
CMYK
cmyk(63%, 76%, 0%, 47%)
Oklch
oklch(34.1% 0.159 281.5)

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

#3A6339

Celadon · DarkOliveGreen · Forest Green

HEX
#3A6339
RGB
rgb(58, 99, 57)
HSL
hsl(119, 27%, 31%)
HSB
hsb(119, 42%, 39%)
CMYK
cmyk(41%, 0%, 42%, 61%)
Oklch
oklch(45.8% 0.081 143.6)

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

#645BAC

Deep Indigo · SlateBlue · Navy Blue

HEX
#645BAC
RGB
rgb(100, 91, 172)
HSL
hsl(247, 33%, 52%)
HSB
hsb(247, 47%, 67%)
CMYK
cmyk(42%, 47%, 0%, 33%)
Oklch
oklch(51.8% 0.125 286.3)

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

#9CA143

Autumn Sage · DarkGoldenRod · Honey Gold

HEX
#9CA143
RGB
rgb(156, 161, 67)
HSL
hsl(63, 41%, 45%)
HSB
hsb(63, 58%, 63%)
CMYK
cmyk(3%, 0%, 58%, 37%)
Oklch
oklch(68.6% 0.118 111.9)

Traditional「Autumn Sage」· Paint「Honey Gold」· Creative Blush Sunrise

#FFFFFF

Moonlight White · White · Cloud White

HEX
#FFFFFF
RGB
rgb(255, 255, 255)
HSL
hsl(0, 0%, 100%)
HSB
hsb(0, 0%, 100%)
CMYK
cmyk(0%, 0%, 0%, 0%)
Oklch
oklch(100.0% 0.000 89.9)

Traditional「Moonlight White」· Paint「Cloud White」· Creative Morning Mist

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

312086
768721

Analogous

214387
312086
652187

Triadic

312086
873221
218732

Split-Comp.

312086
876521
438721

Tetradic

312086
872143
768721
218765

Contrast Matrix WCAG 2.1 Contrast

312086
3A6339
645BAC
9CA143
FFFFFF
—
1.8
Fail
2.2
Fail
4.5
AA
12.5
AAA
1.8
Fail
—
1.2
Fail
2.5
Fail
6.9
AA
2.2
Fail
1.2
Fail
—
2.1
Fail
5.8
AA
4.5
AA
2.5
Fail
2.1
Fail
—
2.8
Fail
12.5
AAA
6.9
AA
5.8
AA
2.8
Fail
—
White BG
12.5AAA
6.9AA
5.8AA
2.8Fail
1.0Fail
Black BG
1.7Fail
3.0AA Large
3.6AA Large
7.6AAA
21.0AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

2A296D
4C4C43
606098
9E9E5A
FFFFFF

Deuteranopia

2B2C67
494646
616194
9E9E5F
FFFFFF

Tritanopia

305A56
3C4B4D
648986
9C6C70
FFFFFF

Achromatopsia

313131
525252
676767
959595
FFFFFF

Shades & Tints Shades & Tints

#312086

Dark
Light

#3A6339

Dark
Light

#645BAC

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #312086;
  --color-2: #3a6339;
  --color-3: #645bac;
  --color-4: #9ca143;
  --color-5: #ffffff;
}

SCSS

$color-1: #312086;
$color-2: #3a6339;
$color-3: #645bac;
$color-4: #9ca143;
$color-5: #ffffff;

TAILWIND

colors: {
  'brand-1': '#312086',
  'brand-2': '#3a6339',
  'brand-3': '#645bac',
  'brand-4': '#9ca143',
  'brand-5': '#ffffff',
}

RGB Array

[49, 32, 134], [58, 99, 57], [100, 91, 172], [156, 161, 67], [255, 255, 255]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This cool-style palette of #312086, #3A6339, #645BAC, #9CA143, #FFFFFF is ideal for: 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: #312086; --color-2: #3a6339; --color-3: #645bac; --color-4: #9ca143; --color-5: #ffffff. 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?

Medium-brightness colors suit brand primary and accent colors. Use the darkest for text, lightest for backgrounds, and mid-tones for emphasis. 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