Blue & Dark Blue, Teal Color Palette

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#233646 35, 54, 70

#258C86 37, 140, 134

#1B2A38 27, 42, 56

#105EC3 16, 94, 195

#233646

Color 1

#258C86

Color 2

#1B2A38

Color 3

#105EC3

Color 4

:root {
  --color-1: #233646;
  --color-2: #258C86;
  --color-3: #1B2A38;
  --color-4: #105EC3;
}

colors: {
  'palette-1': '#233646',
  'palette-2': '#258C86',
  'palette-3': '#1B2A38',
  'palette-4': '#105EC3',
}

const palette = [
  '#233646',
  '#258C86',
  '#1B2A38',
  '#105EC3',
];

$color-1: #233646;
$color-2: #258C86;
$color-3: #1B2A38;
$color-4: #105EC3;

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

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 (#105EC3) and reads as deep and moody, with an average saturation of 53% and lightness of 28%. It works well for calm, professional and modern interfaces.

The colors in this palette

Dark Blue `#233646`

rgb(35, 54, 70) · hsl(207, 33%, 21%)

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

Teal `#258C86`

rgb(37, 140, 134) · hsl(177, 58%, 35%)

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

Dark Blue `#1B2A38`

rgb(27, 42, 56) · hsl(209, 35%, 16%)

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

Blue `#105EC3`

rgb(16, 94, 195) · hsl(214, 85%, 41%)

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

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
#258C86	#1B2A38	3.61:1	Fail	Fail
#233646	#258C86	3.07:1	Fail	Fail
#1B2A38	#105EC3	2.38:1	Fail	Fail
#233646	#105EC3	2.02:1	Fail	Fail
#258C86	#105EC3	1.52:1	Fail	Fail
#233646	#1B2A38	1.18:1	Fail	Fail

How to use these colors

Background — Blue (#105EC3): the lightest tone — a clean base for large areas
Text — Dark Blue (#1B2A38): the darkest tone — readable for body copy and headings
Primary — Teal (#258C86): the most saturated tone — buttons, links and key UI
Accent — Dark Blue (#1B2A38): 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.

#B9741A · Orange #251AB9 · Blue #1AAEB9 · Teal #B91A5F · Pink

Frequently asked questions

What colours are in this palette?

This palette has 4 colours: Dark Blue (#233646), Teal (#258C86), Dark Blue (#1B2A38) and Blue (#105EC3).

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 #233646, #258C86, #1B2A38 and #105EC3. 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.