What color is #18181B?

#18181B is a dark gray, closest to the named color Piano Black. It belongs to the black family of colors.

What is the RGB value of #18181B?

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

What is the complementary color of #18181B?

The complementary color is #1B1B18, found by rotating the hue 180° on the color wheel.

Is black or white text better on #18181B?

White text. Black text has a contrast ratio of 1.19:1 and white text 17.72:1. WCAG asks for at least 4.5:1 for normal text.

#18181B color

#18181B rgb(24, 24, 27)

Shades of black

The hex color #18181B is a dark gray.

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

Its hue angle is 240°, with 6% saturation and 10% lightness. For print, the CMYK equivalent is 11% cyan, 11% magenta, 0% yellow and 89% black.

The closest named color is Piano Black (#17171A), a difference of 0.3 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 17.72:1).

#18181B color codes

HEX	`#18181B`
RGB	`rgb(24, 24, 27)`
RGB percent	`rgb(9.4%, 9.4%, 10.6%)`
HSL	`hsl(240, 6%, 10%)`
HSV / HSB	`hsv(240, 11%, 11%)`
CMYK	`cmyk(11%, 11%, 0%, 89%)`
CIE LAB	`lab(8.36, 0.81, -2.1)`
CIE LCH	`lch(8.36, 2.25, 290.97)`
CIE XYZ	`xyz(0.901, 0.927, 1.168)`
Decimal	`1579035`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #18181B, 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 #18181B	Ratio	AA	AAA	AA large
Sample text	1.19:1	Fail	Fail	Fail
Sample text	17.72:1	Pass	Pass	Pass

#18181B as text on	Ratio	AA	AAA	AA large
Sample text	17.72:1	Pass	Pass	Pass
Sample text	1.19:1	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 #18181B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #18181b; }
.text { color: #18181b; }
.border { border: 2px solid #18181b; }
.transparent { background-color: rgb(24 24 27 / 50%); }
.gradient { background: linear-gradient(to right, #18181b, #1a181b); }

Background

Text color

Border

Similar colors

Closest common color name: Midnight Black.

Questions

What color is #18181B?: #18181B is a dark gray, closest to the named color Piano Black. It belongs to the black family of colors.
What is the RGB value of #18181B?: The RGB value is 24, 24, 27: 24 red, 24 green and 27 blue on a 0 to 255 scale.
What is the complementary color of #18181B?: The complementary color is #1B1B18, found by rotating the hue 180° on the color wheel.
Is black or white text better on #18181B?: White text. Black text has a contrast ratio of 1.19:1 and white text 17.72:1. WCAG asks for at least 4.5:1 for normal text.