Green & Blue, Red Color Palette

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#3EEE1B 62, 238, 27

#243BAE 36, 59, 174

#E01F3F 224, 31, 63

#DEE4DD 222, 228, 221

#3EEE1B

Color 1

#243BAE

Color 2

#E01F3F

Color 3

#DEE4DD

Color 4

:root {
  --color-1: #3EEE1B;
  --color-2: #243BAE;
  --color-3: #E01F3F;
  --color-4: #DEE4DD;
}

colors: {
  'palette-1': '#3EEE1B',
  'palette-2': '#243BAE',
  'palette-3': '#E01F3F',
  'palette-4': '#DEE4DD',
}

const palette = [
  '#3EEE1B',
  '#243BAE',
  '#E01F3F',
  '#DEE4DD',
];

$color-1: #3EEE1B;
$color-2: #243BAE;
$color-3: #E01F3F;
$color-4: #DEE4DD;

Palette Codes 4 COLORS

This is a cool, vibrant 4-colour palette pairing strongly contrasting colours for real visual punch.

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Added Jun 2026

About this color palette

This is a cool, vibrant 4-colour palette pairing strongly contrasting colours for real visual punch. It is anchored by Green (#3EEE1B) and reads as well balanced in lightness, with an average saturation of 60% and lightness of 58%. It works well for calm, professional and modern interfaces.

The colors in this palette

Green `#3EEE1B`

rgb(62, 238, 27) · hsl(110, 86%, 52%)

A vivid, saturated tone that draws the eye — best for accents and highlights.

Blue `#243BAE`

rgb(36, 59, 174) · hsl(230, 66%, 41%)

A vivid, saturated tone that draws the eye — best for accents and highlights.

Red `#E01F3F`

rgb(224, 31, 63) · hsl(350, 76%, 50%)

A vivid, saturated tone that draws the eye — best for accents and highlights.

Light Gray `#DEE4DD`

rgb(222, 228, 221) · hsl(111, 11%, 88%)

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).

Text	Background	Ratio	AA	AAA
#243BAE	#DEE4DD	7.03:1	Pass	Pass
#3EEE1B	#243BAE	5.82:1	Pass	Fail
#E01F3F	#DEE4DD	3.66:1	Fail	Fail
#3EEE1B	#E01F3F	3.03:1	Fail	Fail
#243BAE	#E01F3F	1.92:1	Fail	Fail
#3EEE1B	#DEE4DD	1.21:1	Fail	Fail

How to use these colors

Background — Light Gray (#DEE4DD): the lightest tone — a clean base for large areas
Text — Blue (#243BAE): the darkest tone — readable for body copy and headings
Primary — Green (#3EEE1B): the most saturated tone — buttons, links and key UI
Accent — Red (#E01F3F): 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 Green tone, based on colour-wheel harmony. Tap a swatch to explore that colour family.

#C229E0 · Pink #29E066 · Green #2947E0 · Blue