Blue & Dark Blue, Blue Color Palette — PaletteCSS
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Blue & Dark Blue, Blue Color Palette

#1E3248 30, 50, 72
#3B6591 59, 101, 145
#6E98C4 110, 152, 196
#B7CBE1 183, 203, 225
#1E3248
Color 1
#3B6591
Color 2
#6E98C4
Color 3
#B7CBE1
Color 4
:root {
  --color-1: #1E3248;
  --color-2: #3B6591;
  --color-3: #6E98C4;
  --color-4: #B7CBE1;
}
colors: {
  'palette-1': '#1E3248',
  'palette-2': '#3B6591',
  'palette-3': '#6E98C4',
  'palette-4': '#B7CBE1',
}
const palette = [
  '#1E3248',
  '#3B6591',
  '#6E98C4',
  '#B7CBE1',
];
$color-1: #1E3248;
$color-2: #3B6591;
$color-3: #6E98C4;
$color-4: #B7CBE1;
Palette Codes 4 COLORS

This is a cool, versatile 4-colour palette with a comfortable balance of contrast and harmony.

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Added Jun 2026
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About this color palette

This is a cool, versatile 4-colour palette with a comfortable balance of contrast and harmony. It is anchored by Blue (#6E98C4) and reads as well balanced in lightness, with an average saturation of 42% and lightness of 50%. It works well for calm, professional and modern interfaces.

The colors in this palette

Dark Blue #1E3248

rgb(30, 50, 72) · hsl(211, 41%, 20%)

A deep, low-lightness tone — strong for text, headings and bold accents.

Blue #3B6591

rgb(59, 101, 145) · hsl(211, 42%, 40%)

A balanced mid-tone that works well for primary surfaces and UI elements.

Blue #6E98C4

rgb(110, 152, 196) · hsl(211, 42%, 60%)

A balanced mid-tone that works well for primary surfaces and UI elements.

Light Blue #B7CBE1

rgb(183, 203, 225) · hsl(211, 41%, 80%)

A light, airy tone — ideal for backgrounds and subtle fills.

Accessibility & contrast

Colour contrast decides whether text stays readable. Here is how each pair of colours in this palette performs when one is used as text on the other, measured against the WCAG standard (AA needs 4.5:1, AAA needs 7:1).

TextBackgroundRatioAAAAA
#1E3248 #B7CBE1 7.88:1 Pass Pass
#1E3248 #6E98C4 4.33:1 Fail Fail
#3B6591 #B7CBE1 3.66:1 Fail Fail
#1E3248 #3B6591 2.15:1 Fail Fail
#3B6591 #6E98C4 2.01:1 Fail Fail
#6E98C4 #B7CBE1 1.82:1 Fail Fail

How to use these colors

  • Background — Light Blue (#B7CBE1): the lightest tone — a clean base for large areas
  • Text — Dark Blue (#1E3248): the darkest tone — readable for body copy and headings
  • Primary — Blue (#6E98C4): the most saturated tone — buttons, links and key UI
  • Accent — Blue (#3B6591): a secondary highlight for badges and details

Colors that pair with this palette

Want to extend this palette? These colours pair naturally with its dominant Blue tone, based on colour-wheel harmony. Tap a swatch to explore that colour family.

Frequently asked questions

What colours are in this palette?

This palette has 4 colours: Dark Blue (#1E3248), Blue (#3B6591), Blue (#6E98C4) and Light Blue (#B7CBE1).

Is this a warm or cool colour palette?

It is a cool palette — its tones lean toward blues, greens and purples, which feel calm and modern.

What are the hex codes for this palette?

The hex codes are #1E3248, #3B6591, #6E98C4 and #B7CBE1. You can copy them as CSS variables, Tailwind, SCSS or JSON from the code panel above.

Is this palette accessible for text?

Yes — Dark Blue text on Light Blue reaches a contrast ratio of 7.88:1, which meets the WCAG AAA standard for readable text.

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