What color is #182D3E?

#182D3E is a very dark, desaturated azure, closest to the named color Blue Whale. It belongs to the blue family of colors.

What is the RGB value of #182D3E?

The RGB value is 24, 45, 62: 24 red, 45 green and 62 blue on a 0 to 255 scale.

What is the complementary color of #182D3E?

The complementary color is #3E2918, found by rotating the hue 180° on the color wheel.

Is black or white text better on #182D3E?

White text. Black text has a contrast ratio of 1.48:1 and white text 14.15:1. WCAG asks for at least 4.5:1 for normal text.

#182D3E color

#182D3E rgb(24, 45, 62)

Shades of blue

The hex color #182D3E is a very dark, desaturated azure.

In the RGB color model it is made of 9.4% red, 17.6% green and 24.3% blue (24, 45, 62).

Its hue angle is 207°, with 44% saturation and 17% lightness. For print, the CMYK equivalent is 61% cyan, 27% magenta, 0% yellow and 76% black.

The closest named color is Blue Whale (#1E3442), a difference of 3.1 ΔE, a small difference.

White text is the more readable choice on this background (contrast 14.15:1).

#182D3E color codes

HEX	`#182D3E`
RGB	`rgb(24, 45, 62)`
RGB percent	`rgb(9.4%, 17.6%, 24.3%)`
HSL	`hsl(207, 44%, 17%)`
HSV / HSB	`hsv(207, 61%, 24%)`
CMYK	`cmyk(61%, 27%, 0%, 76%)`
CIE LAB	`lab(17.55, -2.44, -13.34)`
CIE LCH	`lch(17.55, 13.56, 259.63)`
CIE XYZ	`xyz(2.184, 2.419, 4.908)`
Decimal	`1584446`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #182D3E, based on their position on the color wheel.

Complementary

The color opposite on the color wheel (180°). Strongest contrast.

Analogous

Neighbors 30° either side. Calm, natural combinations.

Split complementary

The two colors next to the complement (150° and 210°).

Triadic

Three colors evenly spaced, 120° apart.

Tetradic (square)

Four colors 90° apart.

Shades, tints and tones

Shades (darker, mixed with black)

Tints (lighter, mixed with white)

Tones (mixed with gray)

Contrast and accessibility

Text on #182D3E	Ratio	AA	AAA	AA large
Sample text	1.48:1	Fail	Fail	Fail
Sample text	14.15:1	Pass	Pass	Pass

#182D3E as text on	Ratio	AA	AAA	AA large
Sample text	14.15:1	Pass	Pass	Pass
Sample text	1.48:1	Fail	Fail	Fail

WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.

Color blindness simulation

How #182D3E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #182d3e; }
.text { color: #182d3e; }
.border { border: 2px solid #182d3e; }
.transparent { background-color: rgb(24 45 62 / 50%); }
.gradient { background: linear-gradient(to right, #182d3e, #181a3e); }

Background

Text color

Border

Similar colors

Closest common color name: Prussian Blue.

Questions

What color is #182D3E?: #182D3E is a very dark, desaturated azure, closest to the named color Blue Whale. It belongs to the blue family of colors.
What is the RGB value of #182D3E?: The RGB value is 24, 45, 62: 24 red, 45 green and 62 blue on a 0 to 255 scale.
What is the complementary color of #182D3E?: The complementary color is #3E2918, found by rotating the hue 180° on the color wheel.
Is black or white text better on #182D3E?: White text. Black text has a contrast ratio of 1.48:1 and white text 14.15:1. WCAG asks for at least 4.5:1 for normal text.