Dark Blue & Muted Green, Green Color Palette

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#18436A 24, 67, 106

#6FA787 111, 167, 135

#2D753B 45, 117, 59

#51B2CD 81, 178, 205

#18436A

Color 1

#6FA787

Color 2

#2D753B

Color 3

#51B2CD

Color 4

:root {
  --color-1: #18436A;
  --color-2: #6FA787;
  --color-3: #2D753B;
  --color-4: #51B2CD;
}

colors: {
  'palette-1': '#18436A',
  'palette-2': '#6FA787',
  'palette-3': '#2D753B',
  'palette-4': '#51B2CD',
}

const palette = [
  '#18436A',
  '#6FA787',
  '#2D753B',
  '#51B2CD',
];

$color-1: #18436A;
$color-2: #6FA787;
$color-3: #2D753B;
$color-4: #51B2CD;

Palette Codes 4 COLORS

This is a cool, balanced 4-colour palette mixing related and contrasting tones for a natural feel.

523 Views

Added Jun 2026

About this color palette

This is a cool, balanced 4-colour palette mixing related and contrasting tones for a natural feel. It is anchored by Dark Blue (#18436A) and reads as well balanced in lightness, with an average saturation of 47% and lightness of 42%. It works well for calm, professional and modern interfaces.

The colors in this palette

Dark Blue `#18436A`

rgb(24, 67, 106) · hsl(209, 63%, 25%)

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

Muted Green `#6FA787`

rgb(111, 167, 135) · hsl(146, 24%, 55%)

A soft, muted tone that suits calm backgrounds and large surfaces.

Green `#2D753B`

rgb(45, 117, 59) · hsl(132, 44%, 32%)

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

Teal `#51B2CD`

rgb(81, 178, 205) · hsl(193, 55%, 56%)

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

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
#18436A	#51B2CD	4.2:1	Fail	Fail
#18436A	#6FA787	3.68:1	Fail	Fail
#2D753B	#51B2CD	2.31:1	Fail	Fail
#6FA787	#2D753B	2.03:1	Fail	Fail
#18436A	#2D753B	1.81:1	Fail	Fail
#6FA787	#51B2CD	1.14:1	Fail	Fail

How to use these colors

Background — Teal (#51B2CD): the lightest tone — a clean base for large areas
Text — Dark Blue (#18436A): the darkest tone — readable for body copy and headings
Primary — Dark Blue (#18436A): the most saturated tone — buttons, links and key UI
Accent — Green (#2D753B): 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 Dark Blue tone, based on colour-wheel harmony. Tap a swatch to explore that colour family.

#9E5E24 · Orange #24279E · Blue #249E9B · Teal #9E2464 · Pink

Frequently asked questions

What colours are in this palette?

This palette has 4 colours: Dark Blue (#18436A), Muted Green (#6FA787), Green (#2D753B) and Teal (#51B2CD).

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 #18436A, #6FA787, #2D753B and #51B2CD. You can copy them as CSS variables, Tailwind, SCSS or JSON from the code panel above.

Is this palette accessible for text?

The colours are fairly close in contrast, so pair them carefully for text — put a very light or very dark colour behind body text, and check the contrast table above.