What color is #10231C?

#10231C 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 #10231C?

The RGB value is 16, 35, 28: 16 red, 35 green and 28 blue on a 0 to 255 scale.

What is the complementary color of #10231C?

The complementary color is #231017, found by rotating the hue 180° on the color wheel.

Is black or white text better on #10231C?

White text. Black text has a contrast ratio of 1.28:1 and white text 16.42:1. WCAG asks for at least 4.5:1 for normal text.

#10231C color

#10231C rgb(16, 35, 28)

Shades of black

The hex color #10231C is a very dark, desaturated spring green.

In the RGB color model it is made of 6.3% red, 13.7% green and 11% blue (16, 35, 28).

Its hue angle is 158°, with 37% saturation and 10% lightness. For print, the CMYK equivalent is 54% cyan, 0% magenta, 20% yellow and 86% black.

The closest named color is Swamp Thing (#162825), a difference of 3.1 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.42:1).

#10231C color codes

HEX	`#10231C`
RGB	`rgb(16, 35, 28)`
RGB percent	`rgb(6.3%, 13.7%, 11%)`
HSL	`hsl(158, 37%, 10%)`
HSV / HSB	`hsv(158, 54%, 14%)`
CMYK	`cmyk(54%, 0%, 20%, 86%)`
CIE LAB	`lab(11.93, -9.95, 2.28)`
CIE LCH	`lch(11.93, 10.21, 167.08)`
CIE XYZ	`xyz(1.024, 1.396, 1.314)`
Decimal	`1057564`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #10231C, 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 #10231C	Ratio	AA	AAA	AA large
Sample text	1.28:1	Fail	Fail	Fail
Sample text	16.42:1	Pass	Pass	Pass

#10231C as text on	Ratio	AA	AAA	AA large
Sample text	16.42:1	Pass	Pass	Pass
Sample text	1.28:1	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 #10231C looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #10231c; }
.text { color: #10231c; }
.border { border: 2px solid #10231c; }
.transparent { background-color: rgb(16 35 28 / 50%); }
.gradient { background: linear-gradient(to right, #10231c, #102123); }

Background

Text color

Border

Similar colors

Closest common color name: Onyx.

Questions

What color is #10231C?: #10231C 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 #10231C?: The RGB value is 16, 35, 28: 16 red, 35 green and 28 blue on a 0 to 255 scale.
What is the complementary color of #10231C?: The complementary color is #231017, found by rotating the hue 180° on the color wheel.
Is black or white text better on #10231C?: White text. Black text has a contrast ratio of 1.28:1 and white text 16.42:1. WCAG asks for at least 4.5:1 for normal text.