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#2B3B3B · #121828 · #6A9B63 · #D0E79F · #ECF9CB

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

#2B3B3B

Slate Blue · DarkSlateGray · Peacock Green

HEX
#2B3B3B
RGB
rgb(43, 59, 59)
HSL
hsl(180, 16%, 20%)
HSB
hsb(180, 27%, 23%)
CMYK
cmyk(27%, 0%, 0%, 77%)
Oklch
oklch(33.8% 0.021 196.2)

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

#121828

Indigo · Black · Deep Sea Blue

HEX
#121828
RGB
rgb(18, 24, 40)
HSL
hsl(224, 38%, 11%)
HSB
hsb(224, 55%, 16%)
CMYK
cmyk(55%, 40%, 0%, 84%)
Oklch
oklch(21.2% 0.033 267.8)

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

#6A9B63

Celadon · Gray · Olive Green

HEX
#6A9B63
RGB
rgb(106, 155, 99)
HSL
hsl(113, 22%, 50%)
HSB
hsb(113, 36%, 61%)
CMYK
cmyk(32%, 0%, 36%, 39%)
Oklch
oklch(64.0% 0.097 141.4)

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

#D0E79F

Willow Green · Khaki · Apple Green

HEX
#D0E79F
RGB
rgb(208, 231, 159)
HSL
hsl(79, 60%, 76%)
HSB
hsb(79, 31%, 91%)
CMYK
cmyk(10%, 0%, 31%, 9%)
Oklch
oklch(89.4% 0.097 122.8)

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

#ECF9CB

Willow Green · Beige · Mint Green

HEX
#ECF9CB
RGB
rgb(236, 249, 203)
HSL
hsl(77, 79%, 89%)
HSB
hsb(77, 18%, 98%)
CMYK
cmyk(5%, 0%, 18%, 2%)
Oklch
oklch(96.1% 0.061 120.4)

Traditional「Willow Green」· Paint「Mint Green」· Creative Mint Breeze

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

2B3B3B
3B2B2B

Analogous

2B3B33
2B3B3B
2B333B

Triadic

2B3B3B
3B2B3B
3B3B2B

Split-Comp.

2B3B3B
3B2B33
3B332B

Tetradic

2B3B3B
332B3B
3B2B2B
333B2B

Contrast Matrix WCAG 2.1 Contrast

2B3B3B
121828
6A9B63
D0E79F
ECF9CB
—
1.5
Fail
3.6
AA Large
8.7
AAA
10.6
AAA
1.5
Fail
—
5.5
AA
13.2
AAA
16.0
AAA
3.6
AA Large
5.5
AA
—
2.4
Fail
2.9
Fail
8.7
AAA
13.2
AAA
2.4
Fail
—
1.2
Fail
10.6
AAA
16.0
AAA
2.9
Fail
1.2
Fail
—
White BG
11.7AAA
17.7AAA
3.2AA Large
1.3Fail
1.1Fail
Black BG
1.8Fail
1.2Fail
6.5AA
15.6AAA
19.0AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

32323B
151524
7F8071
DADAB0
F2F2D6

Deuteranopia

31303B
141423
7C7974
D9D7B5
F1F0D9

Tritanopia

2C3B3B
122120
6C7B7E
D1BEC1
EDDFE1

Achromatopsia

363636
181818
868686
D8D8D8
F0F0F0

Shades & Tints Shades & Tints

#2B3B3B

Dark
Light

#121828

Dark
Light

#6A9B63

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #2b3b3b;
  --color-2: #121828;
  --color-3: #6a9b63;
  --color-4: #d0e79f;
  --color-5: #ecf9cb;
}

SCSS

$color-1: #2b3b3b;
$color-2: #121828;
$color-3: #6a9b63;
$color-4: #d0e79f;
$color-5: #ecf9cb;

TAILWIND

colors: {
  'brand-1': '#2b3b3b',
  'brand-2': '#121828',
  'brand-3': '#6a9b63',
  'brand-4': '#d0e79f',
  'brand-5': '#ecf9cb',
}

RGB Array

[43, 59, 59], [18, 24, 40], [106, 155, 99], [208, 231, 159], [236, 249, 203]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This sea-style palette of #2B3B3B, #121828, #6A9B63, #D0E79F, #ECF9CB 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: #2b3b3b; --color-2: #121828; --color-3: #6a9b63; --color-4: #d0e79f; --color-5: #ecf9cb. 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 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