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#111F2C · #303668 · #33637A · #287E7F · #CAE2E4

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

#111F2C

Slate Blue · Black · Deep Sea Blue

HEX
#111F2C
RGB
rgb(17, 31, 44)
HSL
hsl(209, 44%, 12%)
HSB
hsb(209, 61%, 17%)
CMYK
cmyk(61%, 30%, 0%, 83%)
Oklch
oklch(23.3% 0.032 247.6)

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

#303668

Indigo · DarkSlateGray · Prussian Blue

HEX
#303668
RGB
rgb(48, 54, 104)
HSL
hsl(234, 37%, 30%)
HSB
hsb(234, 54%, 41%)
CMYK
cmyk(54%, 48%, 0%, 59%)
Oklch
oklch(35.4% 0.086 275.9)

Traditional「Indigo」· Paint「Prussian Blue」· Creative Blush Sunrise

#33637A

Slate Blue · DarkSlateBlue · Mint Ice

HEX
#33637A
RGB
rgb(51, 99, 122)
HSL
hsl(199, 41%, 34%)
HSB
hsb(199, 58%, 48%)
CMYK
cmyk(58%, 19%, 0%, 52%)
Oklch
oklch(47.6% 0.064 231.0)

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

#287E7F

Lake Blue · Teal · Mint Ice

HEX
#287E7F
RGB
rgb(40, 126, 127)
HSL
hsl(181, 52%, 33%)
HSB
hsb(181, 69%, 50%)
CMYK
cmyk(69%, 1%, 0%, 50%)
Oklch
oklch(54.4% 0.080 196.2)

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

#CAE2E4

Sky Blue · LightGray · Glacier Blue

HEX
#CAE2E4
RGB
rgb(202, 226, 228)
HSL
hsl(185, 33%, 84%)
HSB
hsb(185, 11%, 89%)
CMYK
cmyk(11%, 1%, 0%, 11%)
Oklch
oklch(89.6% 0.026 202.8)

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

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

111F2C
2C1E11

Analogous

112C2C
111F2C
11122C

Triadic

111F2C
2C111F
1F2C11

Split-Comp.

111F2C
2C1112
2C2C11

Tetradic

111F2C
2C112C
2C1E11
122C11

Contrast Matrix WCAG 2.1 Contrast

111F2C
303668
33637A
287E7F
CAE2E4
—
1.5
Fail
2.6
Fail
3.5
AA Large
12.3
AAA
1.5
Fail
—
1.7
Fail
2.4
Fail
8.4
AAA
2.6
Fail
1.7
Fail
—
1.4
Fail
4.8
AA
3.5
AA Large
2.4
Fail
1.4
Fail
—
3.5
AA Large
12.3
AAA
8.4
AAA
4.8
AA
3.5
AA Large
—
White BG
16.7AAA
11.3AAA
6.5AA
4.8AA
1.4Fail
Black BG
1.3Fail
1.9Fail
3.2AA Large
4.4AA Large
15.5AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

171729
33335C
484874
4D4E7F
D4D5E4

Deuteranopia

161528
323259
454173
48427F
D3D1E3

Tritanopia

122626
305250
35706F
2C7F7F
CBE3E3

Achromatopsia

1C1C1C
3A3A3A
575757
646464
DBDBDB

Shades & Tints Shades & Tints

#111F2C

Dark
Light

#303668

Dark
Light

#33637A

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #111f2c;
  --color-2: #303668;
  --color-3: #33637a;
  --color-4: #287e7f;
  --color-5: #cae2e4;
}

SCSS

$color-1: #111f2c;
$color-2: #303668;
$color-3: #33637a;
$color-4: #287e7f;
$color-5: #cae2e4;

TAILWIND

colors: {
  'brand-1': '#111f2c',
  'brand-2': '#303668',
  'brand-3': '#33637a',
  'brand-4': '#287e7f',
  'brand-5': '#cae2e4',
}

RGB Array

[17, 31, 44], [48, 54, 104], [51, 99, 122], [40, 126, 127], [202, 226, 228]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #111F2C, #303668, #33637A, #287E7F, #CAE2E4 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: #111f2c; --color-2: #303668; --color-3: #33637a; --color-4: #287e7f; --color-5: #cae2e4. 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