What color is #31130B?

#31130B is a very dark, moderate red, closest to the named color Shadow Play. It belongs to the black family of colors.

What is the RGB value of #31130B?

The RGB value is 49, 19, 11: 49 red, 19 green and 11 blue on a 0 to 255 scale.

What is the complementary color of #31130B?

The complementary color is #0B2931, found by rotating the hue 180° on the color wheel.

Is black or white text better on #31130B?

White text. Black text has a contrast ratio of 1.23:1 and white text 17.09:1. WCAG asks for at least 4.5:1 for normal text.

#31130B color

#31130B rgb(49, 19, 11)

Shades of black

The hex color #31130B is a very dark, moderate red.

In the RGB color model it is made of 19.2% red, 7.5% green and 4.3% blue (49, 19, 11).

Its hue angle is 13°, with 63% saturation and 12% lightness. For print, the CMYK equivalent is 0% cyan, 61% magenta, 78% yellow and 81% black.

The closest named color is Shadow Play (#2D1403), a difference of 3.9 ΔE, a small difference.

White text is the more readable choice on this background (contrast 17.09:1).

#31130B color codes

HEX	`#31130B`
RGB	`rgb(49, 19, 11)`
RGB percent	`rgb(19.2%, 7.5%, 4.3%)`
HSL	`hsl(13, 63%, 12%)`
HSV / HSB	`hsv(13, 78%, 19%)`
CMYK	`cmyk(0%, 61%, 78%, 81%)`
CIE LAB	`lab(10.13, 14.44, 10.96)`
CIE LCH	`lch(10.13, 18.12, 37.2)`
CIE XYZ	`xyz(1.56, 1.143, 0.455)`
Decimal	`3216139`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #31130B, 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 #31130B	Ratio	AA	AAA	AA large
Sample text	1.23:1	Fail	Fail	Fail
Sample text	17.09:1	Pass	Pass	Pass

#31130B as text on	Ratio	AA	AAA	AA large
Sample text	17.09:1	Pass	Pass	Pass
Sample text	1.23:1	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 #31130B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #31130b; }
.text { color: #31130b; }
.border { border: 2px solid #31130b; }
.transparent { background-color: rgb(49 19 11 / 50%); }
.gradient { background: linear-gradient(to right, #31130b, #31260b); }

Background

Text color

Border

Similar colors

Closest common color name: Espresso.

Questions

What color is #31130B?: #31130B is a very dark, moderate red, closest to the named color Shadow Play. It belongs to the black family of colors.
What is the RGB value of #31130B?: The RGB value is 49, 19, 11: 49 red, 19 green and 11 blue on a 0 to 255 scale.
What is the complementary color of #31130B?: The complementary color is #0B2931, found by rotating the hue 180° on the color wheel.
Is black or white text better on #31130B?: White text. Black text has a contrast ratio of 1.23:1 and white text 17.09:1. WCAG asks for at least 4.5:1 for normal text.