What color is #102B21?

#102B21 is a very dark, desaturated spring green, closest to the named color Nightmare. It belongs to the green family of colors.

What is the RGB value of #102B21?

The RGB value is 16, 43, 33: 16 red, 43 green and 33 blue on a 0 to 255 scale.

What is the complementary color of #102B21?

The complementary color is #2B101A, found by rotating the hue 180° on the color wheel.

Is black or white text better on #102B21?

White text. Black text has a contrast ratio of 1.39:1 and white text 15.11:1. WCAG asks for at least 4.5:1 for normal text.

#102B21 color

#102B21 rgb(16, 43, 33)

Shades of green

The hex color #102B21 is a very dark, desaturated spring green.

In the RGB color model it is made of 6.3% red, 16.9% green and 12.9% blue (16, 43, 33).

Its hue angle is 158°, with 46% saturation and 12% lightness. For print, the CMYK equivalent is 63% cyan, 0% magenta, 23% yellow and 83% black.

The closest named color is Nightmare (#112211), a difference of 5.1 ΔE.

White text is the more readable choice on this background (contrast 15.11:1).

#102B21 color codes

HEX	`#102B21`
RGB	`rgb(16, 43, 33)`
RGB percent	`rgb(6.3%, 16.9%, 12.9%)`
HSL	`hsl(158, 46%, 12%)`
HSV / HSB	`hsv(158, 63%, 17%)`
CMYK	`cmyk(63%, 0%, 23%, 83%)`
CIE LAB	`lab(15.21, -13.38, 3.4)`
CIE LCH	`lch(15.21, 13.8, 165.73)`
CIE XYZ	`xyz(1.352, 1.948, 1.743)`
Decimal	`1059617`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #102B21, 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 #102B21	Ratio	AA	AAA	AA large
Sample text	1.39:1	Fail	Fail	Fail
Sample text	15.11:1	Pass	Pass	Pass

#102B21 as text on	Ratio	AA	AAA	AA large
Sample text	15.11:1	Pass	Pass	Pass
Sample text	1.39:1	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 #102B21 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #102b21; }
.text { color: #102b21; }
.border { border: 2px solid #102b21; }
.transparent { background-color: rgb(16 43 33 / 50%); }
.gradient { background: linear-gradient(to right, #102b21, #10272b); }

Background

Text color

Border

Similar colors

Closest common color name: British Racing Green.

Questions

What color is #102B21?: #102B21 is a very dark, desaturated spring green, closest to the named color Nightmare. It belongs to the green family of colors.
What is the RGB value of #102B21?: The RGB value is 16, 43, 33: 16 red, 43 green and 33 blue on a 0 to 255 scale.
What is the complementary color of #102B21?: The complementary color is #2B101A, found by rotating the hue 180° on the color wheel.
Is black or white text better on #102B21?: White text. Black text has a contrast ratio of 1.39:1 and white text 15.11:1. WCAG asks for at least 4.5:1 for normal text.