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#031F2A · #13877A · #5EC8A2 · #683D75 · #452C54

sea

A 5-color sea 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

#031F2A

Lake Blue · Black · Peacock Green

HEX
#031F2A
RGB
rgb(3, 31, 42)
HSL
hsl(197, 87%, 9%)
HSB
hsb(197, 93%, 16%)
CMYK
cmyk(93%, 26%, 0%, 84%)
Oklch
oklch(22.4% 0.040 227.7)

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

#13877A

Mineral Blue · Teal · Mint Ice

HEX
#13877A
RGB
rgb(19, 135, 122)
HSL
hsl(173, 75%, 30%)
HSB
hsb(173, 86%, 53%)
CMYK
cmyk(86%, 0%, 10%, 47%)
Oklch
oklch(56.2% 0.096 182.8)

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

#5EC8A2

Mineral Blue · MediumAquaMarine · Olive Green

HEX
#5EC8A2
RGB
rgb(94, 200, 162)
HSL
hsl(158, 49%, 58%)
HSB
hsb(158, 53%, 78%)
CMYK
cmyk(53%, 0%, 19%, 22%)
Oklch
oklch(75.9% 0.114 167.3)

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

#683D75

Dark Plum · DarkSlateBlue · Eggplant

HEX
#683D75
RGB
rgb(104, 61, 117)
HSL
hsl(286, 31%, 35%)
HSB
hsb(286, 48%, 46%)
CMYK
cmyk(11%, 48%, 0%, 54%)
Oklch
oklch(43.5% 0.102 318.0)

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

#452C54

Dark Plum · DarkSlateGray · Eggplant

HEX
#452C54
RGB
rgb(69, 44, 84)
HSL
hsl(278, 31%, 25%)
HSB
hsb(278, 48%, 33%)
CMYK
cmyk(18%, 48%, 0%, 67%)
Oklch
oklch(34.2% 0.074 311.8)

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

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

031F2A
2B0E03

Analogous

032B22
031F2A
030C2B

Triadic

031F2A
2B0320
202B03

Split-Comp.

031F2A
2B030C
2B2203

Tetradic

031F2A
22032B
2B0E03
0C2B03

Contrast Matrix WCAG 2.1 Contrast

031F2A
13877A
5EC8A2
683D75
452C54
—
3.9
AA Large
8.3
AAA
2.0
Fail
1.4
Fail
3.9
AA Large
—
2.1
Fail
1.9
Fail
2.7
Fail
8.3
AAA
2.1
Fail
—
4.1
AA Large
5.9
AA
2.0
Fail
1.9
Fail
4.1
AA Large
—
1.4
Fail
1.4
Fail
2.7
Fail
5.9
AA
1.4
Fail
—
White BG
17.0AAA
4.4AA Large
2.0Fail
8.4AAA
12.1AAA
Black BG
1.2Fail
4.8AA
10.3AAA
2.5Fail
1.7Fail

Color Blindness Simulation Color Blindness Simulation

Protanopia

0F0F27
45467D
8C8DAB
555567
3A3A4A

Deuteranopia

0E0B27
3F367E
867EAD
585B64
3C3E48

Tritanopia

042525
198080
63B2B4
665D5A
444341

Achromatopsia

181818
636363
A4A4A4
505050
383838

Shades & Tints Shades & Tints

#031F2A

Dark
Light

#13877A

Dark
Light

#5EC8A2

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #031f2a;
  --color-2: #13877a;
  --color-3: #5ec8a2;
  --color-4: #683d75;
  --color-5: #452c54;
}

SCSS

$color-1: #031f2a;
$color-2: #13877a;
$color-3: #5ec8a2;
$color-4: #683d75;
$color-5: #452c54;

TAILWIND

colors: {
  'brand-1': '#031f2a',
  'brand-2': '#13877a',
  'brand-3': '#5ec8a2',
  'brand-4': '#683d75',
  'brand-5': '#452c54',
}

RGB Array

[3, 31, 42], [19, 135, 122], [94, 200, 162], [104, 61, 117], [69, 44, 84]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This sea-style palette of #031F2A, #13877A, #5EC8A2, #683D75, #452C54 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: #031f2a; --color-2: #13877a; --color-3: #5ec8a2; --color-4: #683d75; --color-5: #452c54. 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