What color is #373539?

#373539 is a dark gray, closest to the named color Moonless Night. It belongs to the gray family of colors.

What is the RGB value of #373539?

The RGB value is 55, 53, 57: 55 red, 53 green and 57 blue on a 0 to 255 scale.

What is the complementary color of #373539?

The complementary color is #373935, found by rotating the hue 180° on the color wheel.

Is black or white text better on #373539?

White text. Black text has a contrast ratio of 1.73:1 and white text 12.13:1. WCAG asks for at least 4.5:1 for normal text.

#373539 color

#373539 rgb(55, 53, 57)

Shades of gray

The hex color #373539 is a dark gray.

In the RGB color model it is made of 21.6% red, 20.8% green and 22.4% blue (55, 53, 57).

Its hue angle is 270°, with 4% saturation and 22% lightness. For print, the CMYK equivalent is 4% cyan, 7% magenta, 0% yellow and 78% black.

The closest named color is Moonless Night (#3C393D), a difference of 1.5 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 12.13:1).

#373539 color codes

HEX	`#373539`
RGB	`rgb(55, 53, 57)`
RGB percent	`rgb(21.6%, 20.8%, 22.4%)`
HSL	`hsl(270, 4%, 22%)`
HSV / HSB	`hsv(270, 7%, 22%)`
CMYK	`cmyk(4%, 7%, 0%, 78%)`
CIE LAB	`lab(22.49, 1.8, -2.2)`
CIE LCH	`lch(22.49, 2.84, 309.33)`
CIE XYZ	`xyz(3.587, 3.654, 4.386)`
Decimal	`3618105`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #373539, 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 #373539	Ratio	AA	AAA	AA large
Sample text	1.73:1	Fail	Fail	Fail
Sample text	12.13:1	Pass	Pass	Pass

#373539 as text on	Ratio	AA	AAA	AA large
Sample text	12.13:1	Pass	Pass	Pass
Sample text	1.73:1	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 #373539 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #373539; }
.text { color: #373539; }
.border { border: 2px solid #373539; }
.transparent { background-color: rgb(55 53 57 / 50%); }
.gradient { background: linear-gradient(to right, #373539, #393539); }

Background

Text color

Border

Similar colors

Closest common color name: Jet Black.

Questions

What color is #373539?: #373539 is a dark gray, closest to the named color Moonless Night. It belongs to the gray family of colors.
What is the RGB value of #373539?: The RGB value is 55, 53, 57: 55 red, 53 green and 57 blue on a 0 to 255 scale.
What is the complementary color of #373539?: The complementary color is #373935, found by rotating the hue 180° on the color wheel.
Is black or white text better on #373539?: White text. Black text has a contrast ratio of 1.73:1 and white text 12.13:1. WCAG asks for at least 4.5:1 for normal text.