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#00040A · #122C2B · #234C46 · #3C636A · #DCE4E7

A 5-color palette 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

#00040A

Indigo · Black · Deep Sea Blue

HEX
#00040A
RGB
rgb(0, 4, 10)
HSL
hsl(216, 100%, 2%)
HSB
hsb(216, 100%, 4%)
CMYK
cmyk(100%, 60%, 0%, 96%)
Oklch
oklch(10.2% 0.024 242.2)

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

#122C2B

Mineral Blue · DarkSlateGray · Peacock Green

HEX
#122C2B
RGB
rgb(18, 44, 43)
HSL
hsl(178, 42%, 12%)
HSB
hsb(178, 59%, 17%)
CMYK
cmyk(59%, 0%, 2%, 83%)
Oklch
oklch(27.2% 0.032 192.1)

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

#234C46

Mineral Blue · DarkSlateGray · Peacock Green

HEX
#234C46
RGB
rgb(35, 76, 70)
HSL
hsl(171, 37%, 22%)
HSB
hsb(171, 54%, 30%)
CMYK
cmyk(54%, 0%, 8%, 70%)
Oklch
oklch(38.5% 0.047 183.1)

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

#3C636A

Slate Blue · DarkSlateGray · Mint Ice

HEX
#3C636A
RGB
rgb(60, 99, 106)
HSL
hsl(189, 28%, 33%)
HSB
hsb(189, 43%, 42%)
CMYK
cmyk(43%, 7%, 0%, 58%)
Oklch
oklch(47.4% 0.045 210.1)

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

#DCE4E7

Sky Blue · Lavender · Glacier Blue

HEX
#DCE4E7
RGB
rgb(220, 228, 231)
HSL
hsl(196, 19%, 88%)
HSB
hsb(196, 5%, 91%)
CMYK
cmyk(5%, 1%, 0%, 9%)
Oklch
oklch(91.4% 0.010 222.1)

Traditional「Sky Blue」· Paint「Glacier Blue」· Creative Arctic Pool

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

00040A
0A0600

Analogous

00090A
00040A
01000A

Triadic

00040A
0A0004
040A00

Split-Comp.

00040A
0A0100
090A00

Tetradic

00040A
0A0009
0A0600
000A01

Contrast Matrix WCAG 2.1 Contrast

00040A
122C2B
234C46
3C636A
DCE4E7
—
1.4
Fail
2.1
Fail
3.1
AA Large
15.9
AAA
1.4
Fail
—
1.5
Fail
2.2
Fail
11.5
AAA
2.1
Fail
1.5
Fail
—
1.5
Fail
7.4
AAA
3.1
AA Large
2.2
Fail
1.5
Fail
—
5.1
AA
15.9
AAA
11.5
AAA
7.4
AAA
5.1
AA
—
White BG
20.6AAA
14.8AAA
9.6AAA
6.6AA
1.3Fail
Black BG
1.0Fail
1.4Fail
2.2Fail
3.2AA Large
16.3AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

020209
1D1D2B
353547
4D4D68
DFE0E6

Deuteranopia

020108
1C1A2B
322F48
4B4868
DFDEE6

Tritanopia

000707
132B2B
254949
3E6767
DCE6E6

Achromatopsia

030303
242424
3F3F3F
585858
E2E2E2

Shades & Tints Shades & Tints

#00040A

Dark
Light

#122C2B

Dark
Light

#234C46

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #00040a;
  --color-2: #122c2b;
  --color-3: #234c46;
  --color-4: #3c636a;
  --color-5: #dce4e7;
}

SCSS

$color-1: #00040a;
$color-2: #122c2b;
$color-3: #234c46;
$color-4: #3c636a;
$color-5: #dce4e7;

TAILWIND

colors: {
  'brand-1': '#00040a',
  'brand-2': '#122c2b',
  'brand-3': '#234c46',
  'brand-4': '#3c636a',
  'brand-5': '#dce4e7',
}

RGB Array

[0, 4, 10], [18, 44, 43], [35, 76, 70], [60, 99, 106], [220, 228, 231]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #00040A, #122C2B, #234C46, #3C636A, #DCE4E7 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: #00040a; --color-2: #122c2b; --color-3: #234c46; --color-4: #3c636a; --color-5: #dce4e7. 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 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