What color is #15211A?

#15211A is a very dark, grayish green, closest to the named color Swamp Thing. It belongs to the black family of colors.

What is the RGB value of #15211A?

The RGB value is 21, 33, 26: 21 red, 33 green and 26 blue on a 0 to 255 scale.

What is the complementary color of #15211A?

The complementary color is #21151C, found by rotating the hue 180° on the color wheel.

Is black or white text better on #15211A?

White text. Black text has a contrast ratio of 1.26:1 and white text 16.61:1. WCAG asks for at least 4.5:1 for normal text.

#15211A color

#15211A rgb(21, 33, 26)

Shades of black

The hex color #15211A is a very dark, grayish green.

In the RGB color model it is made of 8.2% red, 12.9% green and 10.2% blue (21, 33, 26).

Its hue angle is 145°, with 22% saturation and 11% lightness. For print, the CMYK equivalent is 36% cyan, 0% magenta, 21% yellow and 87% black.

The closest named color is Swamp Thing (#162825), a difference of 3.7 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.61:1).

#15211A color codes

HEX	`#15211A`
RGB	`rgb(21, 33, 26)`
RGB percent	`rgb(8.2%, 12.9%, 10.2%)`
HSL	`hsl(145, 22%, 11%)`
HSV / HSB	`hsv(145, 36%, 13%)`
CMYK	`cmyk(36%, 0%, 21%, 87%)`
CIE LAB	`lab(11.43, -7.23, 3.06)`
CIE LCH	`lch(11.43, 7.85, 157.06)`
CIE XYZ	`xyz(1.04, 1.322, 1.177)`
Decimal	`1384730`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #15211A, 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 #15211A	Ratio	AA	AAA	AA large
Sample text	1.26:1	Fail	Fail	Fail
Sample text	16.61:1	Pass	Pass	Pass

#15211A as text on	Ratio	AA	AAA	AA large
Sample text	16.61:1	Pass	Pass	Pass
Sample text	1.26:1	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 #15211A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #15211a; }
.text { color: #15211a; }
.border { border: 2px solid #15211a; }
.transparent { background-color: rgb(21 33 26 / 50%); }
.gradient { background: linear-gradient(to right, #15211a, #152120); }

Background

Text color

Border

Similar colors

Closest common color name: Onyx.

Questions

What color is #15211A?: #15211A is a very dark, grayish green, closest to the named color Swamp Thing. It belongs to the black family of colors.
What is the RGB value of #15211A?: The RGB value is 21, 33, 26: 21 red, 33 green and 26 blue on a 0 to 255 scale.
What is the complementary color of #15211A?: The complementary color is #21151C, found by rotating the hue 180° on the color wheel.
Is black or white text better on #15211A?: White text. Black text has a contrast ratio of 1.26:1 and white text 16.61:1. WCAG asks for at least 4.5:1 for normal text.