What color is #152823?

#152823 is a very dark, desaturated spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.

What is the RGB value of #152823?

The RGB value is 21, 40, 35: 21 red, 40 green and 35 blue on a 0 to 255 scale.

What is the complementary color of #152823?

The complementary color is #28151A, found by rotating the hue 180° on the color wheel.

Is black or white text better on #152823?

White text. Black text has a contrast ratio of 1.36:1 and white text 15.44:1. WCAG asks for at least 4.5:1 for normal text.

#152823 color

#152823 rgb(21, 40, 35)

Shades of black

The hex color #152823 is a very dark, desaturated spring green.

In the RGB color model it is made of 8.2% red, 15.7% green and 13.7% blue (21, 40, 35).

Its hue angle is 164°, with 31% saturation and 12% lightness. For print, the CMYK equivalent is 47% cyan, 0% magenta, 13% yellow and 84% black.

The closest named color is Swamp Thing (#162825), a difference of 1.4 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 15.44:1).

#152823 color codes

HEX	`#152823`
RGB	`rgb(21, 40, 35)`
RGB percent	`rgb(8.2%, 15.7%, 13.7%)`
HSL	`hsl(164, 31%, 12%)`
HSV / HSB	`hsv(164, 48%, 16%)`
CMYK	`cmyk(47%, 0%, 13%, 84%)`
CIE LAB	`lab(14.39, -9.27, 0.85)`
CIE LCH	`lch(14.39, 9.31, 174.78)`
CIE XYZ	`xyz(1.371, 1.798, 1.865)`
Decimal	`1386531`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #152823, 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 #152823	Ratio	AA	AAA	AA large
Sample text	1.36:1	Fail	Fail	Fail
Sample text	15.44:1	Pass	Pass	Pass

#152823 as text on	Ratio	AA	AAA	AA large
Sample text	15.44:1	Pass	Pass	Pass
Sample text	1.36:1	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 #152823 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #152823; }
.text { color: #152823; }
.border { border: 2px solid #152823; }
.transparent { background-color: rgb(21 40 35 / 50%); }
.gradient { background: linear-gradient(to right, #152823, #152328); }

Background

Text color

Border

Similar colors

Closest common color name: Onyx.

Questions

What color is #152823?: #152823 is a very dark, desaturated spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.
What is the RGB value of #152823?: The RGB value is 21, 40, 35: 21 red, 40 green and 35 blue on a 0 to 255 scale.
What is the complementary color of #152823?: The complementary color is #28151A, found by rotating the hue 180° on the color wheel.
Is black or white text better on #152823?: White text. Black text has a contrast ratio of 1.36:1 and white text 15.44:1. WCAG asks for at least 4.5:1 for normal text.