What color is #182A33?

#182A33 is a very dark, desaturated azure, closest to the named color Oceanic Noir. It belongs to the black family of colors.

What is the RGB value of #182A33?

The RGB value is 24, 42, 51: 24 red, 42 green and 51 blue on a 0 to 255 scale.

What is the complementary color of #182A33?

The complementary color is #332118, found by rotating the hue 180° on the color wheel.

Is black or white text better on #182A33?

White text. Black text has a contrast ratio of 1.42:1 and white text 14.81:1. WCAG asks for at least 4.5:1 for normal text.

#182A33 color

#182A33 rgb(24, 42, 51)

Shades of black

The hex color #182A33 is a very dark, desaturated azure.

In the RGB color model it is made of 9.4% red, 16.5% green and 20% blue (24, 42, 51).

Its hue angle is 200°, with 36% saturation and 15% lightness. For print, the CMYK equivalent is 53% cyan, 18% magenta, 0% yellow and 80% black.

The closest named color is Oceanic Noir (#172B36), a difference of 1.1 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 14.81:1).

#182A33 color codes

HEX	`#182A33`
RGB	`rgb(24, 42, 51)`
RGB percent	`rgb(9.4%, 16.5%, 20%)`
HSL	`hsl(200, 36%, 15%)`
HSV / HSB	`hsv(200, 53%, 20%)`
CMYK	`cmyk(53%, 18%, 0%, 80%)`
CIE LAB	`lab(15.95, -4.38, -8.14)`
CIE LCH	`lch(15.95, 9.25, 241.71)`
CIE XYZ	`xyz(1.802, 2.089, 3.44)`
Decimal	`1583667`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #182A33, 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 #182A33	Ratio	AA	AAA	AA large
Sample text	1.42:1	Fail	Fail	Fail
Sample text	14.81:1	Pass	Pass	Pass

#182A33 as text on	Ratio	AA	AAA	AA large
Sample text	14.81:1	Pass	Pass	Pass
Sample text	1.42:1	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 #182A33 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #182a33; }
.text { color: #182a33; }
.border { border: 2px solid #182a33; }
.transparent { background-color: rgb(24 42 51 / 50%); }
.gradient { background: linear-gradient(to right, #182a33, #181c33); }

Background

Text color

Border

Similar colors

Questions

What color is #182A33?: #182A33 is a very dark, desaturated azure, closest to the named color Oceanic Noir. It belongs to the black family of colors.
What is the RGB value of #182A33?: The RGB value is 24, 42, 51: 24 red, 42 green and 51 blue on a 0 to 255 scale.
What is the complementary color of #182A33?: The complementary color is #332118, found by rotating the hue 180° on the color wheel.
Is black or white text better on #182A33?: White text. Black text has a contrast ratio of 1.42:1 and white text 14.81:1. WCAG asks for at least 4.5:1 for normal text.