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#021B17 · #023F44 · #085E6F · #329092 · #A4E4C1

sea

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

Scene Recommendations Scene Recommendations

Emotion EMOTION

PassionateDynamicCool

Industry INDUSTRY

EntertainmentFMCG

UI Context UI CONTEXT

Sale PromoSocial AppData Visualization

Color Details Color Details

#021B17

Mineral Blue · Black · Peacock Green

HEX
#021B17
RGB
rgb(2, 27, 23)
HSL
hsl(170, 86%, 6%)
HSB
hsb(170, 93%, 11%)
CMYK
cmyk(93%, 0%, 15%, 89%)
Oklch
oklch(20.1% 0.033 181.1)

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

#023F44

Lake Blue · DarkSlateGray · Peacock Green

HEX
#023F44
RGB
rgb(2, 63, 68)
HSL
hsl(185, 94%, 14%)
HSB
hsb(185, 97%, 27%)
CMYK
cmyk(97%, 7%, 0%, 73%)
Oklch
oklch(33.6% 0.056 203.8)

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

#085E6F

Lake Blue · Teal · Peacock Green

HEX
#085E6F
RGB
rgb(8, 94, 111)
HSL
hsl(190, 87%, 23%)
HSB
hsb(190, 93%, 44%)
CMYK
cmyk(93%, 15%, 0%, 56%)
Oklch
oklch(44.5% 0.077 216.2)

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

#329092

Slate Blue · SteelBlue · Mint Ice

HEX
#329092
RGB
rgb(50, 144, 146)
HSL
hsl(181, 49%, 38%)
HSB
hsb(181, 66%, 57%)
CMYK
cmyk(66%, 1%, 0%, 43%)
Oklch
oklch(60.0% 0.086 197.1)

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

#A4E4C1

Emerald · LightBlue · Apple Green

HEX
#A4E4C1
RGB
rgb(164, 228, 193)
HSL
hsl(147, 54%, 77%)
HSB
hsb(147, 28%, 89%)
CMYK
cmyk(28%, 0%, 15%, 11%)
Oklch
oklch(86.6% 0.081 160.2)

Traditional「Emerald」· Paint「Apple Green」· Creative Mint Breeze

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

021B17
1C0207

Analogous

021C0B
021B17
02141C

Triadic

021B17
18021C
1C1802

Split-Comp.

021B17
1C0214
1C0B02

Tetradic

021B17
0B021C
1C0207
141C02

Contrast Matrix WCAG 2.1 Contrast

021B17
023F44
085E6F
329092
A4E4C1
—
1.5
Fail
2.4
Fail
4.7
AA
12.3
AAA
1.5
Fail
—
1.6
Fail
3.1
AA Large
8.0
AAA
2.4
Fail
1.6
Fail
—
2.0
Fail
5.1
AA
4.7
AA
3.1
AA Large
2.0
Fail
—
2.6
Fail
12.3
AAA
8.0
AAA
5.1
AA
2.6
Fail
—
White BG
17.9AAA
11.7AAA
7.4AAA
3.8AA Large
1.5Fail
Black BG
1.2Fail
1.8Fail
2.8Fail
5.5AA
14.4AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

0D0D18
1C1D43
2D2E6B
5B5C92
C0C0C9

Deuteranopia

0B0A18
191443
28226A
554E91
BCB7CC

Tritanopia

031919
054242
0C6867
379191
A7D0D2

Achromatopsia

131313
2D2D2D
464646
747474
CDCDCD

Shades & Tints Shades & Tints

#021B17

Dark
Light

#023F44

Dark
Light

#085E6F

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #021b17;
  --color-2: #023f44;
  --color-3: #085e6f;
  --color-4: #329092;
  --color-5: #a4e4c1;
}

SCSS

$color-1: #021b17;
$color-2: #023f44;
$color-3: #085e6f;
$color-4: #329092;
$color-5: #a4e4c1;

TAILWIND

colors: {
  'brand-1': '#021b17',
  'brand-2': '#023f44',
  'brand-3': '#085e6f',
  'brand-4': '#329092',
  'brand-5': '#a4e4c1',
}

RGB Array

[2, 27, 23], [2, 63, 68], [8, 94, 111], [50, 144, 146], [164, 228, 193]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This sea-style palette of #021B17, #023F44, #085E6F, #329092, #A4E4C1 is ideal for: social media posters, mobile apps, e-commerce promos, tech websites, dark mode UIs, game UIs, infographics, data visualization, accessible design. Vivid colors effectively attract user attention. High contrast ensures clear visual hierarchy and readability. It is a vibrant and energetic choice among 5-color palettes.

How to use this palette in CSS or frontend projects?

Copy the CSS variables directly: --color-1: #021b17; --color-2: #023f44; --color-3: #085e6f; --color-4: #329092; --color-5: #a4e4c1. 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 food & dining, entertainment, kids education, social industries. Bold colors convey vitality and innovation. 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