What color is #23181B?

#23181B is a very dark, grayish rose, closest to the named color Bats Cloak. It belongs to the black family of colors.

What is the RGB value of #23181B?

The RGB value is 35, 24, 27: 35 red, 24 green and 27 blue on a 0 to 255 scale.

What is the complementary color of #23181B?

The complementary color is #182320, found by rotating the hue 180° on the color wheel.

Is black or white text better on #23181B?

White text. Black text has a contrast ratio of 1.22:1 and white text 17.24:1. WCAG asks for at least 4.5:1 for normal text.

#23181B color

#23181B rgb(35, 24, 27)

Shades of black

The hex color #23181B is a very dark, grayish rose.

In the RGB color model it is made of 13.7% red, 9.4% green and 10.6% blue (35, 24, 27).

Its hue angle is 344°, with 19% saturation and 12% lightness. For print, the CMYK equivalent is 0% cyan, 31% magenta, 23% yellow and 86% black.

The closest named color is Bats Cloak (#1F1518), a difference of 1.1 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 17.24:1).

#23181B color codes

HEX	`#23181B`
RGB	`rgb(35, 24, 27)`
RGB percent	`rgb(13.7%, 9.4%, 10.6%)`
HSL	`hsl(344, 19%, 12%)`
HSV / HSB	`hsv(344, 31%, 14%)`
CMYK	`cmyk(0%, 31%, 23%, 86%)`
CIE LAB	`lab(9.72, 6.14, 0.05)`
CIE LCH	`lch(9.72, 6.14, 0.43)`
CIE XYZ	`xyz(1.218, 1.09, 1.183)`
Decimal	`2299931`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #23181B, 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 #23181B	Ratio	AA	AAA	AA large
Sample text	1.22:1	Fail	Fail	Fail
Sample text	17.24:1	Pass	Pass	Pass

#23181B as text on	Ratio	AA	AAA	AA large
Sample text	17.24:1	Pass	Pass	Pass
Sample text	1.22:1	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 #23181B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #23181b; }
.text { color: #23181b; }
.border { border: 2px solid #23181b; }
.transparent { background-color: rgb(35 24 27 / 50%); }
.gradient { background: linear-gradient(to right, #23181b, #231a18); }

Background

Text color

Border

Similar colors

Questions

What color is #23181B?: #23181B is a very dark, grayish rose, closest to the named color Bats Cloak. It belongs to the black family of colors.
What is the RGB value of #23181B?: The RGB value is 35, 24, 27: 35 red, 24 green and 27 blue on a 0 to 255 scale.
What is the complementary color of #23181B?: The complementary color is #182320, found by rotating the hue 180° on the color wheel.
Is black or white text better on #23181B?: White text. Black text has a contrast ratio of 1.22:1 and white text 17.24:1. WCAG asks for at least 4.5:1 for normal text.