Home Color Palettes 4-Color Blue Atoll Palette

4-Color Blue Atoll Palette

4-color palette · Cool · Mixed · Analogous harmony

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4-Color Blue Atoll Palette

4-color palette · Cool temperature · Mixed tone · Analogous harmony

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Vibrant 4 colors Cool Mixed Analogous

Likes 7,791

Colors 4

CSS variables

:root {
  --c-vibrant-1: #03045E;
  --c-vibrant-2: #00B4D8;
  --c-vibrant-3: #90E0EF;
  --c-vibrant-4: #CAF0F8;
}

About this palette

This 4-color vibrant palette runs from Vaporised (#CAF0F8) as its lightest tone to Abyssal Blue (#03045E) as its darkest. It blends Abyssal Blue, Blue Atoll, Photon Barrier and Vaporised into a single set you can drop straight into a UI. Of its 6 color pairings, 3 meet the WCAG AA contrast threshold (4.5:1) for body text — the strongest is #03045E on #CAF0F8 at 14.65:1.

A versatile palette suitable for marketing pages, product hero blocks, illustrations, and accent UI states.

Color breakdown

Abyssal Blue #03045E

RGB: rgb(3, 4, 94)
HSL: hsl(239, 94%, 19%)
Luminance: 0.009

Blue Atoll #00B4D8

RGB: rgb(0, 180, 216)
HSL: hsl(190, 100%, 42%)
Luminance: 0.376

Photon Barrier #90E0EF

RGB: rgb(144, 224, 239)
HSL: hsl(189, 75%, 75%)
Luminance: 0.655

Vaporised #CAF0F8

RGB: rgb(202, 240, 248)
HSL: hsl(190, 77%, 88%)
Luminance: 0.817

Contrast & accessibility

3 of 6 color pairings meet the WCAG AA contrast threshold (4.5:1) for body text.

Aa #03045E on #CAF0F8 14.65:1 AAA

Aa #03045E on #90E0EF 11.92:1 AAA

Aa #03045E on #00B4D8 7.20:1 AAA

Aa #00B4D8 on #CAF0F8 2.03:1 Fail

Aa #00B4D8 on #90E0EF 1.65:1 Fail

Aa #90E0EF on #CAF0F8 1.23:1 Fail

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