What color is #37313A?

#37313A is a dark, grayish magenta, closest to the named color Professor Plum. It belongs to the gray family of colors.

What is the RGB value of #37313A?

The RGB value is 55, 49, 58: 55 red, 49 green and 58 blue on a 0 to 255 scale.

What is the complementary color of #37313A?

The complementary color is #343A31, found by rotating the hue 180° on the color wheel.

Is black or white text better on #37313A?

White text. Black text has a contrast ratio of 1.66:1 and white text 12.63:1. WCAG asks for at least 4.5:1 for normal text.

#37313A color

#37313A rgb(55, 49, 58)

Shades of gray

The hex color #37313A is a dark, grayish magenta.

In the RGB color model it is made of 21.6% red, 19.2% green and 22.7% blue (55, 49, 58).

Its hue angle is 280°, with 8% saturation and 21% lightness. For print, the CMYK equivalent is 5% cyan, 16% magenta, 0% yellow and 77% black.

The closest named color is Professor Plum (#393540), a difference of 1.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 12.63:1).

#37313A color codes

HEX	`#37313A`
RGB	`rgb(55, 49, 58)`
RGB percent	`rgb(21.6%, 19.2%, 22.7%)`
HSL	`hsl(280, 8%, 21%)`
HSV / HSB	`hsv(280, 16%, 23%)`
CMYK	`cmyk(5%, 16%, 0%, 77%)`
CIE LAB	`lab(21.26, 4.74, -4.7)`
CIE LCH	`lch(21.26, 6.68, 315.23)`
CIE XYZ	`xyz(3.437, 3.314, 4.461)`
Decimal	`3617082`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #37313A, 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 #37313A	Ratio	AA	AAA	AA large
Sample text	1.66:1	Fail	Fail	Fail
Sample text	12.63:1	Pass	Pass	Pass

#37313A as text on	Ratio	AA	AAA	AA large
Sample text	12.63:1	Pass	Pass	Pass
Sample text	1.66:1	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 #37313A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #37313a; }
.text { color: #37313a; }
.border { border: 2px solid #37313a; }
.transparent { background-color: rgb(55 49 58 / 50%); }
.gradient { background: linear-gradient(to right, #37313a, #3a3139); }

Background

Text color

Border

Similar colors

Closest common color name: Jet Black.

Questions

What color is #37313A?: #37313A is a dark, grayish magenta, closest to the named color Professor Plum. It belongs to the gray family of colors.
What is the RGB value of #37313A?: The RGB value is 55, 49, 58: 55 red, 49 green and 58 blue on a 0 to 255 scale.
What is the complementary color of #37313A?: The complementary color is #343A31, found by rotating the hue 180° on the color wheel.
Is black or white text better on #37313A?: White text. Black text has a contrast ratio of 1.66:1 and white text 12.63:1. WCAG asks for at least 4.5:1 for normal text.