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#000000 · #212121 · #3D3367 · #9B66AA · #81BBBF

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

Scene Recommendations Scene Recommendations

Emotion EMOTION

ProfoundPremiumWarmCool

Industry INDUSTRY

FinanceLuxury

UI Context UI CONTEXT

Dark ThemeCorporateData Visualization

Color Details Color Details

#000000

Ink Black · Black · Jet Black

HEX
#000000
RGB
rgb(0, 0, 0)
HSL
hsl(0, 0%, 0%)
HSB
hsb(0, 0%, 0%)
CMYK
cmyk(0%, 0%, 0%, 100%)
Oklch
oklch(0.0% 0.000 0.0)

Traditional「Ink Black」· Paint「Jet Black」· Creative Midnight Shadow

#212121

Ink Black · Black · Dark Stone

HEX
#212121
RGB
rgb(33, 33, 33)
HSL
hsl(0, 0%, 13%)
HSB
hsb(0, 0%, 13%)
CMYK
cmyk(0%, 0%, 0%, 87%)
Oklch
oklch(24.8% 0.000 89.9)

Traditional「Ink Black」· Paint「Dark Stone」· Creative Midnight Shadow

#3D3367

Deep Indigo · DarkSlateBlue · Prussian Blue

HEX
#3D3367
RGB
rgb(61, 51, 103)
HSL
hsl(252, 34%, 30%)
HSB
hsb(252, 50%, 40%)
CMYK
cmyk(41%, 50%, 0%, 60%)
Oklch
oklch(35.9% 0.088 290.1)

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

#9B66AA

Dark Plum · LightSlateGray · Violet

HEX
#9B66AA
RGB
rgb(155, 102, 170)
HSL
hsl(287, 29%, 53%)
HSB
hsb(287, 40%, 67%)
CMYK
cmyk(9%, 40%, 0%, 33%)
Oklch
oklch(59.2% 0.116 318.6)

Traditional「Dark Plum」· Paint「Violet」· Creative Blush Sunrise

#81BBBF

Sky Blue · MediumAquaMarine · Lake Green

HEX
#81BBBF
RGB
rgb(129, 187, 191)
HSL
hsl(184, 33%, 63%)
HSB
hsb(184, 32%, 75%)
CMYK
cmyk(32%, 2%, 0%, 25%)
Oklch
oklch(75.4% 0.060 201.4)

Traditional「Sky Blue」· Paint「Lake Green」· Creative Arctic Pool

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

000000
000000

Analogous

000000
000000
000000

Triadic

000000
000000
000000

Split-Comp.

000000
000000
000000

Tetradic

000000
000000
000000
000000

Contrast Matrix WCAG 2.1 Contrast

000000
212121
3D3367
9B66AA
81BBBF
—
1.3
Fail
1.9
Fail
4.9
AA
9.8
AAA
1.3
Fail
—
1.4
Fail
3.7
AA Large
7.5
AAA
1.9
Fail
1.4
Fail
—
2.6
Fail
5.2
AA
4.9
AA
3.7
AA Large
2.6
Fail
—
2.0
Fail
9.8
AAA
7.5
AAA
5.2
AA
2.0
Fail
—
White BG
21.0AAA
16.1AAA
11.2AAA
4.3AA Large
2.1Fail
Black BG
1.0Fail
1.3Fail
1.9Fail
4.9AA
9.8AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

000000
212121
39395A
84849A
9A9BBE

Deuteranopia

000000
212121
393A57
878B96
9792BE

Tritanopia

000000
212121
3C504E
988D8A
84BDBD

Achromatopsia

000000
212121
3C3C3C
7E7E7E
AAAAAA

Shades & Tints Shades & Tints

#000000

Dark
Light

#212121

Dark
Light

#3D3367

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #000000;
  --color-2: #212121;
  --color-3: #3d3367;
  --color-4: #9b66aa;
  --color-5: #81bbbf;
}

SCSS

$color-1: #000000;
$color-2: #212121;
$color-3: #3d3367;
$color-4: #9b66aa;
$color-5: #81bbbf;

TAILWIND

colors: {
  'brand-1': '#000000',
  'brand-2': '#212121',
  'brand-3': '#3d3367',
  'brand-4': '#9b66aa',
  'brand-5': '#81bbbf',
}

RGB Array

[0, 0, 0], [33, 33, 33], [61, 51, 103], [155, 102, 170], [129, 187, 191]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #000000, #212121, #3D3367, #9B66AA, #81BBBF 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: #000000; --color-2: #212121; --color-3: #3d3367; --color-4: #9b66aa; --color-5: #81bbbf. 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 general-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