What color is #373B50?

#373B50 is a dark, grayish blue, closest to the named color Lava Stone. It belongs to the blue family of colors.

What is the RGB value of #373B50?

The RGB value is 55, 59, 80: 55 red, 59 green and 80 blue on a 0 to 255 scale.

What is the complementary color of #373B50?

The complementary color is #504C37, found by rotating the hue 180° on the color wheel.

Is black or white text better on #373B50?

White text. Black text has a contrast ratio of 1.9:1 and white text 11.03:1. WCAG asks for at least 4.5:1 for normal text.

#373B50 color

#373B50 rgb(55, 59, 80)

Shades of blue

The hex color #373B50 is a dark, grayish blue.

In the RGB color model it is made of 21.6% red, 23.1% green and 31.4% blue (55, 59, 80).

Its hue angle is 230°, with 19% saturation and 26% lightness. For print, the CMYK equivalent is 31% cyan, 26% magenta, 0% yellow and 69% black.

The closest named color is Lava Stone (#3C4151), a difference of 3.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 11.03:1).

#373B50 color codes

HEX	`#373B50`
RGB	`rgb(55, 59, 80)`
RGB percent	`rgb(21.6%, 23.1%, 31.4%)`
HSL	`hsl(230, 19%, 26%)`
HSV / HSB	`hsv(230, 31%, 31%)`
CMYK	`cmyk(31%, 26%, 0%, 69%)`
CIE LAB	`lab(25.32, 3.94, -13.28)`
CIE LCH	`lch(25.32, 13.86, 286.54)`
CIE XYZ	`xyz(4.587, 4.519, 8.218)`
Decimal	`3619664`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #373B50, 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 #373B50	Ratio	AA	AAA	AA large
Sample text	1.9:1	Fail	Fail	Fail
Sample text	11.03:1	Pass	Pass	Pass

#373B50 as text on	Ratio	AA	AAA	AA large
Sample text	11.03:1	Pass	Pass	Pass
Sample text	1.9:1	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 #373B50 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #373b50; }
.text { color: #373b50; }
.border { border: 2px solid #373b50; }
.transparent { background-color: rgb(55 59 80 / 50%); }
.gradient { background: linear-gradient(to right, #373b50, #403750); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #373B50?: #373B50 is a dark, grayish blue, closest to the named color Lava Stone. It belongs to the blue family of colors.
What is the RGB value of #373B50?: The RGB value is 55, 59, 80: 55 red, 59 green and 80 blue on a 0 to 255 scale.
What is the complementary color of #373B50?: The complementary color is #504C37, found by rotating the hue 180° on the color wheel.
Is black or white text better on #373B50?: White text. Black text has a contrast ratio of 1.9:1 and white text 11.03:1. WCAG asks for at least 4.5:1 for normal text.