What color is #310100?

#310100 is a very dark, vivid red, closest to the named color 3AM Breakup. It belongs to the black family of colors.

What is the RGB value of #310100?

The RGB value is 49, 1, 0: 49 red, 1 green and 0 blue on a 0 to 255 scale.

What is the complementary color of #310100?

The complementary color is #003031, found by rotating the hue 180° on the color wheel.

Is black or white text better on #310100?

White text. Black text has a contrast ratio of 1.13:1 and white text 18.5:1. WCAG asks for at least 4.5:1 for normal text.

#310100 color

#310100 rgb(49, 1, 0)

Shades of black

The hex color #310100 is a very dark, vivid red.

In the RGB color model it is made of 19.2% red, 0.4% green and 0% blue (49, 1, 0).

Its hue angle is 1°, with 100% saturation and 10% lightness. For print, the CMYK equivalent is 0% cyan, 98% magenta, 100% yellow and 81% black.

The closest named color is 3AM Breakup (#330404), a difference of 0.7 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 18.5:1).

#310100 color codes

HEX	`#310100`
RGB	`rgb(49, 1, 0)`
RGB percent	`rgb(19.2%, 0.4%, 0%)`
HSL	`hsl(1, 100%, 10%)`
HSV / HSB	`hsv(1, 100%, 19%)`
CMYK	`cmyk(0%, 98%, 100%, 81%)`
CIE LAB	`lab(6.1, 23.64, 9.61)`
CIE LCH	`lch(6.1, 25.52, 22.12)`
CIE XYZ	`xyz(1.278, 0.675, 0.063)`
Decimal	`3211520`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #310100, 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 #310100	Ratio	AA	AAA	AA large
Sample text	1.13:1	Fail	Fail	Fail
Sample text	18.5:1	Pass	Pass	Pass

#310100 as text on	Ratio	AA	AAA	AA large
Sample text	18.5:1	Pass	Pass	Pass
Sample text	1.13:1	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 #310100 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #310100; }
.text { color: #310100; }
.border { border: 2px solid #310100; }
.transparent { background-color: rgb(49 1 0 / 50%); }
.gradient { background: linear-gradient(to right, #310100, #311a00); }

Background

Text color

Border

Similar colors

Questions

What color is #310100?: #310100 is a very dark, vivid red, closest to the named color 3AM Breakup. It belongs to the black family of colors.
What is the RGB value of #310100?: The RGB value is 49, 1, 0: 49 red, 1 green and 0 blue on a 0 to 255 scale.
What is the complementary color of #310100?: The complementary color is #003031, found by rotating the hue 180° on the color wheel.
Is black or white text better on #310100?: White text. Black text has a contrast ratio of 1.13:1 and white text 18.5:1. WCAG asks for at least 4.5:1 for normal text.