← Back to Editor

#2B1A16 · #21694E · #73C7A7 · #3B3D3C · #3B221A

sea

A 5-color sea 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

#2B1A16

Crimson · Black · Deep Berry

HEX
#2B1A16
RGB
rgb(43, 26, 22)
HSL
hsl(11, 32%, 13%)
HSB
hsb(11, 49%, 17%)
CMYK
cmyk(0%, 40%, 49%, 83%)
Oklch
oklch(23.9% 0.028 33.8)

Traditional「Crimson」· Paint「Deep Berry」· Creative Blush Sunrise

#21694E

Mineral Blue · DarkSlateGray · Forest Green

HEX
#21694E
RGB
rgb(33, 105, 78)
HSL
hsl(158, 52%, 27%)
HSB
hsb(158, 69%, 41%)
CMYK
cmyk(69%, 0%, 26%, 59%)
Oklch
oklch(46.8% 0.084 164.5)

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

#73C7A7

Jade · MediumAquaMarine · Apple Green

HEX
#73C7A7
RGB
rgb(115, 199, 167)
HSL
hsl(157, 43%, 62%)
HSB
hsb(157, 42%, 78%)
CMYK
cmyk(42%, 0%, 16%, 22%)
Oklch
oklch(76.7% 0.095 167.4)

Traditional「Jade」· Paint「Apple Green」· Creative Arctic Pool

#3B3D3C

Dark Cyan · DarkSlateGray · Dark Stone

HEX
#3B3D3C
RGB
rgb(59, 61, 60)
HSL
hsl(150, 2%, 24%)
HSB
hsb(150, 3%, 24%)
CMYK
cmyk(3%, 0%, 2%, 76%)
Oklch
oklch(35.8% 0.003 164.9)

Traditional「Dark Cyan」· Paint「Dark Stone」· Creative Midnight Shadow

#3B221A

Tangerine · DarkSlateGray · Cinnamon

HEX
#3B221A
RGB
rgb(59, 34, 26)
HSL
hsl(15, 39%, 17%)
HSB
hsb(15, 56%, 23%)
CMYK
cmyk(0%, 42%, 56%, 77%)
Oklch
oklch(28.2% 0.041 38.5)

Traditional「Tangerine」· Paint「Cinnamon」· Creative Blush Sunrise

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

2B1A16
17282C

Analogous

2C171D
2B1A16
2C2517

Triadic

2B1A16
172C1A
1A172C

Split-Comp.

2B1A16
172C25
171D2C

Tetradic

2B1A16
1D2C17
17282C
25172C

Contrast Matrix WCAG 2.1 Contrast

2B1A16
21694E
73C7A7
3B3D3C
3B221A
—
2.5
Fail
8.3
AAA
1.5
Fail
1.1
Fail
2.5
Fail
—
3.3
AA Large
1.7
Fail
2.2
Fail
8.3
AAA
3.3
AA Large
—
5.4
AA
7.3
AAA
1.5
Fail
1.7
Fail
5.4
AA
—
1.3
Fail
1.1
Fail
2.2
Fail
7.3
AAA
1.3
Fail
—
White BG
16.6AAA
6.6AA
2.0Fail
10.9AAA
14.7AAA
Black BG
1.3Fail
3.2AA Large
10.5AAA
1.9Fail
1.4Fail

Color Blindness Simulation Color Blindness Simulation

Protanopia

242317
404155
9798AF
3C3C3C
30301C

Deuteranopia

252617
3C3756
938CB1
3C3C3C
32341C

Tritanopia

2A1818
255A5B
77B5B6
3B3C3C
3A1D1E

Achromatopsia

1F1F1F
505050
AAAAAA
3C3C3C
292929

Shades & Tints Shades & Tints

#2B1A16

Dark
Light

#21694E

Dark
Light

#73C7A7

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #2b1a16;
  --color-2: #21694e;
  --color-3: #73c7a7;
  --color-4: #3b3d3c;
  --color-5: #3b221a;
}

SCSS

$color-1: #2b1a16;
$color-2: #21694e;
$color-3: #73c7a7;
$color-4: #3b3d3c;
$color-5: #3b221a;

TAILWIND

colors: {
  'brand-1': '#2b1a16',
  'brand-2': '#21694e',
  'brand-3': '#73c7a7',
  'brand-4': '#3b3d3c',
  'brand-5': '#3b221a',
}

RGB Array

[43, 26, 22], [33, 105, 78], [115, 199, 167], [59, 61, 60], [59, 34, 26]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This sea-style palette of #2B1A16, #21694E, #73C7A7, #3B3D3C, #3B221A 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: #2b1a16; --color-2: #21694e; --color-3: #73c7a7; --color-4: #3b3d3c; --color-5: #3b221a. 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 sea-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