What color is #0B281B?

#0B281B is a very dark, moderate spring green, closest to the named color Nightmare. It belongs to the green family of colors.

What is the RGB value of #0B281B?

The RGB value is 11, 40, 27: 11 red, 40 green and 27 blue on a 0 to 255 scale.

What is the complementary color of #0B281B?

The complementary color is #280B18, found by rotating the hue 180° on the color wheel.

Is black or white text better on #0B281B?

White text. Black text has a contrast ratio of 1.33:1 and white text 15.75:1. WCAG asks for at least 4.5:1 for normal text.

#0B281B color

#0B281B rgb(11, 40, 27)

Shades of green

The hex color #0B281B is a very dark, moderate spring green.

In the RGB color model it is made of 4.3% red, 15.7% green and 10.6% blue (11, 40, 27).

Its hue angle is 153°, with 57% saturation and 10% lightness. For print, the CMYK equivalent is 73% cyan, 0% magenta, 33% yellow and 84% black.

The closest named color is Nightmare (#112211), a difference of 4.1 ΔE, a small difference.

White text is the more readable choice on this background (contrast 15.75:1).

#0B281B color codes

HEX	`#0B281B`
RGB	`rgb(11, 40, 27)`
RGB percent	`rgb(4.3%, 15.7%, 10.6%)`
HSL	`hsl(153, 57%, 10%)`
HSV / HSB	`hsv(153, 73%, 16%)`
CMYK	`cmyk(73%, 0%, 33%, 84%)`
CIE LAB	`lab(13.64, -14.84, 5.38)`
CIE LCH	`lch(13.64, 15.78, 160.08)`
CIE XYZ	`xyz(1.095, 1.668, 1.301)`
Decimal	`731163`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #0B281B, 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 #0B281B	Ratio	AA	AAA	AA large
Sample text	1.33:1	Fail	Fail	Fail
Sample text	15.75:1	Pass	Pass	Pass

#0B281B as text on	Ratio	AA	AAA	AA large
Sample text	15.75:1	Pass	Pass	Pass
Sample text	1.33:1	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 #0B281B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #0b281b; }
.text { color: #0b281b; }
.border { border: 2px solid #0b281b; }
.transparent { background-color: rgb(11 40 27 / 50%); }
.gradient { background: linear-gradient(to right, #0b281b, #0b2728); }

Background

Text color

Border

Similar colors

Closest common color name: British Racing Green.

Questions

What color is #0B281B?: #0B281B is a very dark, moderate spring green, closest to the named color Nightmare. It belongs to the green family of colors.
What is the RGB value of #0B281B?: The RGB value is 11, 40, 27: 11 red, 40 green and 27 blue on a 0 to 255 scale.
What is the complementary color of #0B281B?: The complementary color is #280B18, found by rotating the hue 180° on the color wheel.
Is black or white text better on #0B281B?: White text. Black text has a contrast ratio of 1.33:1 and white text 15.75:1. WCAG asks for at least 4.5:1 for normal text.