What color is #31102B?

#31102B is a very dark, moderate magenta, closest to the named color Nightly Voyager. It belongs to the black family of colors.

What is the RGB value of #31102B?

The RGB value is 49, 16, 43: 49 red, 16 green and 43 blue on a 0 to 255 scale.

What is the complementary color of #31102B?

The complementary color is #103116, found by rotating the hue 180° on the color wheel.

Is black or white text better on #31102B?

White text. Black text has a contrast ratio of 1.24:1 and white text 16.94:1. WCAG asks for at least 4.5:1 for normal text.

#31102B color

#31102B rgb(49, 16, 43)

Shades of black

The hex color #31102B is a very dark, moderate magenta.

In the RGB color model it is made of 19.2% red, 6.3% green and 16.9% blue (49, 16, 43).

Its hue angle is 311°, with 51% saturation and 13% lightness. For print, the CMYK equivalent is 0% cyan, 67% magenta, 12% yellow and 81% black.

The closest named color is Nightly Voyager (#391531), a difference of 1.9 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 16.94:1).

#31102B color codes

HEX	`#31102B`
RGB	`rgb(49, 16, 43)`
RGB percent	`rgb(19.2%, 6.3%, 16.9%)`
HSL	`hsl(311, 51%, 13%)`
HSV / HSB	`hsv(311, 67%, 19%)`
CMYK	`cmyk(0%, 67%, 12%, 81%)`
CIE LAB	`lab(10.54, 21, -10.44)`
CIE LCH	`lch(10.54, 23.45, 333.56)`
CIE XYZ	`xyz(1.888, 1.198, 2.417)`
Decimal	`3215403`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #31102B, 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 #31102B	Ratio	AA	AAA	AA large
Sample text	1.24:1	Fail	Fail	Fail
Sample text	16.94:1	Pass	Pass	Pass

#31102B as text on	Ratio	AA	AAA	AA large
Sample text	16.94:1	Pass	Pass	Pass
Sample text	1.24:1	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 #31102B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #31102b; }
.text { color: #31102b; }
.border { border: 2px solid #31102b; }
.transparent { background-color: rgb(49 16 43 / 50%); }
.gradient { background: linear-gradient(to right, #31102b, #31101b); }

Background

Text color

Border

Similar colors

Questions

What color is #31102B?: #31102B is a very dark, moderate magenta, closest to the named color Nightly Voyager. It belongs to the black family of colors.
What is the RGB value of #31102B?: The RGB value is 49, 16, 43: 49 red, 16 green and 43 blue on a 0 to 255 scale.
What is the complementary color of #31102B?: The complementary color is #103116, found by rotating the hue 180° on the color wheel.
Is black or white text better on #31102B?: White text. Black text has a contrast ratio of 1.24:1 and white text 16.94:1. WCAG asks for at least 4.5:1 for normal text.