What color is #51312F?

#51312F is a dark, desaturated red, closest to the named color Espresso. It belongs to the red family of colors.

What is the RGB value of #51312F?

The RGB value is 81, 49, 47: 81 red, 49 green and 47 blue on a 0 to 255 scale.

What is the complementary color of #51312F?

The complementary color is #2F4F51, found by rotating the hue 180° on the color wheel.

Is black or white text better on #51312F?

White text. Black text has a contrast ratio of 1.83:1 and white text 11.47:1. WCAG asks for at least 4.5:1 for normal text.

#51312F color

#51312F rgb(81, 49, 47)

Shades of red

The hex color #51312F is a dark, desaturated red.

In the RGB color model it is made of 31.8% red, 19.2% green and 18.4% blue (81, 49, 47).

Its hue angle is 4°, with 27% saturation and 25% lightness. For print, the CMYK equivalent is 0% cyan, 40% magenta, 42% yellow and 68% black.

The closest named color is Espresso (#4E312D), a difference of 1.6 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 11.47:1).

#51312F color codes

HEX	`#51312F`
RGB	`rgb(81, 49, 47)`
RGB percent	`rgb(31.8%, 19.2%, 18.4%)`
HSL	`hsl(4, 27%, 25%)`
HSV / HSB	`hsv(4, 42%, 32%)`
CMYK	`cmyk(0%, 40%, 42%, 68%)`
CIE LAB	`lab(24.17, 14.28, 7.36)`
CIE LCH	`lch(24.17, 16.06, 27.28)`
CIE XYZ	`xyz(5.005, 4.152, 3.227)`
Decimal	`5321007`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #51312F, 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 #51312F	Ratio	AA	AAA	AA large
Sample text	1.83:1	Fail	Fail	Fail
Sample text	11.47:1	Pass	Pass	Pass

#51312F as text on	Ratio	AA	AAA	AA large
Sample text	11.47:1	Pass	Pass	Pass
Sample text	1.83:1	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 #51312F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #51312f; }
.text { color: #51312f; }
.border { border: 2px solid #51312f; }
.transparent { background-color: rgb(81 49 47 / 50%); }
.gradient { background: linear-gradient(to right, #51312f, #51422f); }

Background

Text color

Border

Similar colors

Questions

What color is #51312F?: #51312F is a dark, desaturated red, closest to the named color Espresso. It belongs to the red family of colors.
What is the RGB value of #51312F?: The RGB value is 81, 49, 47: 81 red, 49 green and 47 blue on a 0 to 255 scale.
What is the complementary color of #51312F?: The complementary color is #2F4F51, found by rotating the hue 180° on the color wheel.
Is black or white text better on #51312F?: White text. Black text has a contrast ratio of 1.83:1 and white text 11.47:1. WCAG asks for at least 4.5:1 for normal text.