What color is #331D55?

#331D55 is a dark, desaturated violet, closest to the named color Fabric of Space. It belongs to the purple family of colors.

What is the RGB value of #331D55?

The RGB value is 51, 29, 85: 51 red, 29 green and 85 blue on a 0 to 255 scale.

What is the complementary color of #331D55?

The complementary color is #3F551D, found by rotating the hue 180° on the color wheel.

Is black or white text better on #331D55?

White text. Black text has a contrast ratio of 1.45:1 and white text 14.51:1. WCAG asks for at least 4.5:1 for normal text.

#331D55 color

#331D55 rgb(51, 29, 85)

Shades of purple

The hex color #331D55 is a dark, desaturated violet.

In the RGB color model it is made of 20% red, 11.4% green and 33.3% blue (51, 29, 85).

Its hue angle is 264°, with 49% saturation and 22% lightness. For print, the CMYK equivalent is 40% cyan, 66% magenta, 0% yellow and 67% black.

The closest named color is Fabric of Space (#341758), a difference of 2.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 14.51:1).

#331D55 color codes

HEX	`#331D55`
RGB	`rgb(51, 29, 85)`
RGB percent	`rgb(20%, 11.4%, 33.3%)`
HSL	`hsl(264, 49%, 22%)`
HSV / HSB	`hsv(264, 66%, 33%)`
CMYK	`cmyk(40%, 66%, 0%, 67%)`
CIE LAB	`lab(16.69, 24.54, -30.25)`
CIE LCH	`lch(16.69, 38.95, 309.05)`
CIE XYZ	`xyz(3.444, 2.238, 8.843)`
Decimal	`3349845`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #331D55, 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 #331D55	Ratio	AA	AAA	AA large
Sample text	1.45:1	Fail	Fail	Fail
Sample text	14.51:1	Pass	Pass	Pass

#331D55 as text on	Ratio	AA	AAA	AA large
Sample text	14.51:1	Pass	Pass	Pass
Sample text	1.45:1	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 #331D55 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #331d55; }
.text { color: #331d55; }
.border { border: 2px solid #331d55; }
.transparent { background-color: rgb(51 29 85 / 50%); }
.gradient { background: linear-gradient(to right, #331d55, #4f1d55); }

Background

Text color

Border

Similar colors

Closest common color name: Midnight Blue.

Questions

What color is #331D55?: #331D55 is a dark, desaturated violet, closest to the named color Fabric of Space. It belongs to the purple family of colors.
What is the RGB value of #331D55?: The RGB value is 51, 29, 85: 51 red, 29 green and 85 blue on a 0 to 255 scale.
What is the complementary color of #331D55?: The complementary color is #3F551D, found by rotating the hue 180° on the color wheel.
Is black or white text better on #331D55?: White text. Black text has a contrast ratio of 1.45:1 and white text 14.51:1. WCAG asks for at least 4.5:1 for normal text.