What color is #0B310F?

#0B310F is a very dark, moderate green, closest to the named color Dark Serpent. It belongs to the green family of colors.

What is the RGB value of #0B310F?

The RGB value is 11, 49, 15: 11 red, 49 green and 15 blue on a 0 to 255 scale.

What is the complementary color of #0B310F?

The complementary color is #310B2D, found by rotating the hue 180° on the color wheel.

Is black or white text better on #0B310F?

White text. Black text has a contrast ratio of 1.46:1 and white text 14.38:1. WCAG asks for at least 4.5:1 for normal text.

#0B310F color

#0B310F rgb(11, 49, 15)

Shades of green

The hex color #0B310F is a very dark, moderate green.

In the RGB color model it is made of 4.3% red, 19.2% green and 5.9% blue (11, 49, 15).

Its hue angle is 126°, with 63% saturation and 12% lightness. For print, the CMYK equivalent is 78% cyan, 0% magenta, 69% yellow and 81% black.

The closest named color is Dark Serpent (#113311), a difference of 1 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 14.38:1).

#0B310F color codes

HEX	`#0B310F`
RGB	`rgb(11, 49, 15)`
RGB percent	`rgb(4.3%, 19.2%, 5.9%)`
HSL	`hsl(126, 63%, 12%)`
HSV / HSB	`hsv(126, 78%, 19%)`
CMYK	`cmyk(78%, 0%, 69%, 81%)`
CIE LAB	`lab(17, -21.98, 17.49)`
CIE LCH	`lch(17, 28.09, 141.49)`
CIE XYZ	`xyz(1.322, 2.302, 0.827)`
Decimal	`733455`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #0B310F, 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 #0B310F	Ratio	AA	AAA	AA large
Sample text	1.46:1	Fail	Fail	Fail
Sample text	14.38:1	Pass	Pass	Pass

#0B310F as text on	Ratio	AA	AAA	AA large
Sample text	14.38:1	Pass	Pass	Pass
Sample text	1.46:1	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 #0B310F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #0b310f; }
.text { color: #0b310f; }
.border { border: 2px solid #0b310f; }
.transparent { background-color: rgb(11 49 15 / 50%); }
.gradient { background: linear-gradient(to right, #0b310f, #0b3122); }

Background

Text color

Border

Similar colors

Closest common color name: British Racing Green.

Questions

What color is #0B310F?: #0B310F is a very dark, moderate green, closest to the named color Dark Serpent. It belongs to the green family of colors.
What is the RGB value of #0B310F?: The RGB value is 11, 49, 15: 11 red, 49 green and 15 blue on a 0 to 255 scale.
What is the complementary color of #0B310F?: The complementary color is #310B2D, found by rotating the hue 180° on the color wheel.
Is black or white text better on #0B310F?: White text. Black text has a contrast ratio of 1.46:1 and white text 14.38:1. WCAG asks for at least 4.5:1 for normal text.