What color is #37555D?

#37555D is a dark, desaturated cyan, closest to the named color Great Void. It belongs to the gray family of colors.

What is the RGB value of #37555D?

The RGB value is 55, 85, 93: 55 red, 85 green and 93 blue on a 0 to 255 scale.

What is the complementary color of #37555D?

The complementary color is #5D3F37, found by rotating the hue 180° on the color wheel.

Is black or white text better on #37555D?

White text. Black text has a contrast ratio of 2.62:1 and white text 8.02:1. WCAG asks for at least 4.5:1 for normal text.

#37555D color

#37555D rgb(55, 85, 93)

Shades of gray

The hex color #37555D is a dark, desaturated cyan.

In the RGB color model it is made of 21.6% red, 33.3% green and 36.5% blue (55, 85, 93).

Its hue angle is 193°, with 26% saturation and 29% lightness. For print, the CMYK equivalent is 41% cyan, 9% magenta, 0% yellow and 64% black.

The closest named color is Great Void (#3B5760), a difference of 1.3 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 8.02:1).

#37555D color codes

HEX	`#37555D`
RGB	`rgb(55, 85, 93)`
RGB percent	`rgb(21.6%, 33.3%, 36.5%)`
HSL	`hsl(193, 26%, 29%)`
HSV / HSB	`hsv(193, 41%, 36%)`
CMYK	`cmyk(41%, 9%, 0%, 64%)`
CIE LAB	`lab(34.19, -8.77, -8.17)`
CIE LCH	`lch(34.19, 11.98, 222.96)`
CIE XYZ	`xyz(6.799, 8.099, 11.559)`
Decimal	`3626333`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #37555D, 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 #37555D	Ratio	AA	AAA	AA large
Sample text	2.62:1	Fail	Fail	Fail
Sample text	8.02:1	Pass	Pass	Pass

#37555D as text on	Ratio	AA	AAA	AA large
Sample text	8.02:1	Pass	Pass	Pass
Sample text	2.62:1	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 #37555D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #37555d; }
.text { color: #37555d; }
.border { border: 2px solid #37555d; }
.transparent { background-color: rgb(55 85 93 / 50%); }
.gradient { background: linear-gradient(to right, #37555d, #37425d); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Slate Gray.

Questions

What color is #37555D?: #37555D is a dark, desaturated cyan, closest to the named color Great Void. It belongs to the gray family of colors.
What is the RGB value of #37555D?: The RGB value is 55, 85, 93: 55 red, 85 green and 93 blue on a 0 to 255 scale.
What is the complementary color of #37555D?: The complementary color is #5D3F37, found by rotating the hue 180° on the color wheel.
Is black or white text better on #37555D?: White text. Black text has a contrast ratio of 2.62:1 and white text 8.02:1. WCAG asks for at least 4.5:1 for normal text.