What color is #391B2B?

#391B2B is a very dark, desaturated rose, closest to the named color Castro. It belongs to the purple family of colors.

What is the RGB value of #391B2B?

The RGB value is 57, 27, 43: 57 red, 27 green and 43 blue on a 0 to 255 scale.

What is the complementary color of #391B2B?

The complementary color is #1B3929, found by rotating the hue 180° on the color wheel.

Is black or white text better on #391B2B?

White text. Black text has a contrast ratio of 1.37:1 and white text 15.38:1. WCAG asks for at least 4.5:1 for normal text.

#391B2B color

#391B2B rgb(57, 27, 43)

Shades of purple

The hex color #391B2B is a very dark, desaturated rose.

In the RGB color model it is made of 22.4% red, 10.6% green and 16.9% blue (57, 27, 43).

Its hue angle is 328°, with 36% saturation and 16% lightness. For print, the CMYK equivalent is 0% cyan, 53% magenta, 25% yellow and 78% black.

The closest named color is Castro (#44232F), a difference of 3.4 ΔE, a small difference.

White text is the more readable choice on this background (contrast 15.38:1).

#391B2B color codes

HEX	`#391B2B`
RGB	`rgb(57, 27, 43)`
RGB percent	`rgb(22.4%, 10.6%, 16.9%)`
HSL	`hsl(328, 36%, 16%)`
HSV / HSB	`hsv(328, 53%, 22%)`
CMYK	`cmyk(0%, 53%, 25%, 78%)`
CIE LAB	`lab(14.56, 17.28, -4.2)`
CIE LCH	`lch(14.56, 17.78, 346.35)`
CIE XYZ	`xyz(2.515, 1.828, 2.505)`
Decimal	`3742507`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #391B2B, 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 #391B2B	Ratio	AA	AAA	AA large
Sample text	1.37:1	Fail	Fail	Fail
Sample text	15.38:1	Pass	Pass	Pass

#391B2B as text on	Ratio	AA	AAA	AA large
Sample text	15.38:1	Pass	Pass	Pass
Sample text	1.37:1	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 #391B2B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #391b2b; }
.text { color: #391b2b; }
.border { border: 2px solid #391b2b; }
.transparent { background-color: rgb(57 27 43 / 50%); }
.gradient { background: linear-gradient(to right, #391b2b, #391b1c); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Purple.

Questions

What color is #391B2B?: #391B2B is a very dark, desaturated rose, closest to the named color Castro. It belongs to the purple family of colors.
What is the RGB value of #391B2B?: The RGB value is 57, 27, 43: 57 red, 27 green and 43 blue on a 0 to 255 scale.
What is the complementary color of #391B2B?: The complementary color is #1B3929, found by rotating the hue 180° on the color wheel.
Is black or white text better on #391B2B?: White text. Black text has a contrast ratio of 1.37:1 and white text 15.38:1. WCAG asks for at least 4.5:1 for normal text.