What color is #37312F?

#37312F is a dark gray, closest to the named color Kilimanjaro. It belongs to the gray family of colors.

What is the RGB value of #37312F?

The RGB value is 55, 49, 47: 55 red, 49 green and 47 blue on a 0 to 255 scale.

What is the complementary color of #37312F?

The complementary color is #2F3537, found by rotating the hue 180° on the color wheel.

Is black or white text better on #37312F?

White text. Black text has a contrast ratio of 1.64:1 and white text 12.78:1. WCAG asks for at least 4.5:1 for normal text.

#37312F color

#37312F rgb(55, 49, 47)

Shades of gray

The hex color #37312F is a dark gray.

In the RGB color model it is made of 21.6% red, 19.2% green and 18.4% blue (55, 49, 47).

Its hue angle is 15°, with 8% saturation and 20% lightness. For print, the CMYK equivalent is 0% cyan, 11% magenta, 15% yellow and 78% black.

The closest named color is Kilimanjaro (#3A3532), a difference of 1.6 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 12.78:1).

#37312F color codes

HEX	`#37312F`
RGB	`rgb(55, 49, 47)`
RGB percent	`rgb(21.6%, 19.2%, 18.4%)`
HSL	`hsl(15, 8%, 20%)`
HSV / HSB	`hsv(15, 15%, 22%)`
CMYK	`cmyk(0%, 11%, 15%, 78%)`
CIE LAB	`lab(20.88, 2.26, 2.25)`
CIE LCH	`lch(20.88, 3.19, 44.9)`
CIE XYZ	`xyz(3.187, 3.214, 3.141)`
Decimal	`3617071`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #37312F, 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 #37312F	Ratio	AA	AAA	AA large
Sample text	1.64:1	Fail	Fail	Fail
Sample text	12.78:1	Pass	Pass	Pass

#37312F as text on	Ratio	AA	AAA	AA large
Sample text	12.78:1	Pass	Pass	Pass
Sample text	1.64:1	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 #37312F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #37312f; }
.text { color: #37312f; }
.border { border: 2px solid #37312f; }
.transparent { background-color: rgb(55 49 47 / 50%); }
.gradient { background: linear-gradient(to right, #37312f, #37352f); }

Background

Text color

Border

Similar colors

Closest common color name: Jet Black.

Questions

What color is #37312F?: #37312F is a dark gray, closest to the named color Kilimanjaro. It belongs to the gray family of colors.
What is the RGB value of #37312F?: The RGB value is 55, 49, 47: 55 red, 49 green and 47 blue on a 0 to 255 scale.
What is the complementary color of #37312F?: The complementary color is #2F3537, found by rotating the hue 180° on the color wheel.
Is black or white text better on #37312F?: White text. Black text has a contrast ratio of 1.64:1 and white text 12.78:1. WCAG asks for at least 4.5:1 for normal text.