What color is #37535F?

#37535F is a dark, desaturated azure, closest to the named color Moonlit Sonata. It belongs to the gray family of colors.

What is the RGB value of #37535F?

The RGB value is 55, 83, 95: 55 red, 83 green and 95 blue on a 0 to 255 scale.

What is the complementary color of #37535F?

The complementary color is #5F4337, found by rotating the hue 180° on the color wheel.

Is black or white text better on #37535F?

White text. Black text has a contrast ratio of 2.56:1 and white text 8.19:1. WCAG asks for at least 4.5:1 for normal text.

#37535F color

#37535F rgb(55, 83, 95)

Shades of gray

The hex color #37535F is a dark, desaturated azure.

In the RGB color model it is made of 21.6% red, 32.5% green and 37.3% blue (55, 83, 95).

Its hue angle is 198°, with 27% saturation and 29% lightness. For print, the CMYK equivalent is 42% cyan, 13% magenta, 0% yellow and 63% black.

The closest named color is Moonlit Sonata (#37525F), a difference of 0.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 8.19:1).

#37535F color codes

HEX	`#37535F`
RGB	`rgb(55, 83, 95)`
RGB percent	`rgb(21.6%, 32.5%, 37.3%)`
HSL	`hsl(198, 27%, 29%)`
HSV / HSB	`hsv(198, 42%, 37%)`
CMYK	`cmyk(42%, 13%, 0%, 63%)`
CIE LAB	`lab(33.61, -6.97, -10.29)`
CIE LCH	`lch(33.61, 12.43, 235.91)`
CIE XYZ	`xyz(6.734, 7.825, 11.98)`
Decimal	`3625823`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #37535F, 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 #37535F	Ratio	AA	AAA	AA large
Sample text	2.56:1	Fail	Fail	Fail
Sample text	8.19:1	Pass	Pass	Pass

#37535F as text on	Ratio	AA	AAA	AA large
Sample text	8.19:1	Pass	Pass	Pass
Sample text	2.56:1	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 #37535F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #37535f; }
.text { color: #37535f; }
.border { border: 2px solid #37535f; }
.transparent { background-color: rgb(55 83 95 / 50%); }
.gradient { background: linear-gradient(to right, #37535f, #373f5f); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #37535F?: #37535F is a dark, desaturated azure, closest to the named color Moonlit Sonata. It belongs to the gray family of colors.
What is the RGB value of #37535F?: The RGB value is 55, 83, 95: 55 red, 83 green and 95 blue on a 0 to 255 scale.
What is the complementary color of #37535F?: The complementary color is #5F4337, found by rotating the hue 180° on the color wheel.
Is black or white text better on #37535F?: White text. Black text has a contrast ratio of 2.56:1 and white text 8.19:1. WCAG asks for at least 4.5:1 for normal text.