What color is #150101?

#150101 is a very dark, vivid red, closest to the named color Dark Matter. It belongs to the black family of colors.

What is the RGB value of #150101?

The RGB value is 21, 1, 1: 21 red, 1 green and 1 blue on a 0 to 255 scale.

What is the complementary color of #150101?

The complementary color is #011515, found by rotating the hue 180° on the color wheel.

Is black or white text better on #150101?

White text. Black text has a contrast ratio of 1.04:1 and white text 20.26:1. WCAG asks for at least 4.5:1 for normal text.

#150101 color

#150101 rgb(21, 1, 1)

Shades of black

The hex color #150101 is a very dark, vivid red.

In the RGB color model it is made of 8.2% red, 0.4% green and 0.4% blue (21, 1, 1).

Its hue angle is 0°, with 91% saturation and 4% lightness. For print, the CMYK equivalent is 0% cyan, 95% magenta, 95% yellow and 92% black.

The closest named color is Dark Matter (#110101), a difference of 1.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 20.26:1).

#150101 color codes

HEX	`#150101`
RGB	`rgb(21, 1, 1)`
RGB percent	`rgb(8.2%, 0.4%, 0.4%)`
HSL	`hsl(0, 91%, 4%)`
HSV / HSB	`hsv(0, 95%, 8%)`
CMYK	`cmyk(0%, 95%, 95%, 92%)`
CIE LAB	`lab(1.66, 6.2, 2.18)`
CIE LCH	`lch(1.66, 6.57, 19.41)`
CIE XYZ	`xyz(0.326, 0.183, 0.047)`
Decimal	`1376513`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #150101, 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 #150101	Ratio	AA	AAA	AA large
Sample text	1.04:1	Fail	Fail	Fail
Sample text	20.26:1	Pass	Pass	Pass

#150101 as text on	Ratio	AA	AAA	AA large
Sample text	20.26:1	Pass	Pass	Pass
Sample text	1.04:1	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 #150101 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #150101; }
.text { color: #150101; }
.border { border: 2px solid #150101; }
.transparent { background-color: rgb(21 1 1 / 50%); }
.gradient { background: linear-gradient(to right, #150101, #150b01); }

Background

Text color

Border

Similar colors

Questions

What color is #150101?: #150101 is a very dark, vivid red, closest to the named color Dark Matter. It belongs to the black family of colors.
What is the RGB value of #150101?: The RGB value is 21, 1, 1: 21 red, 1 green and 1 blue on a 0 to 255 scale.
What is the complementary color of #150101?: The complementary color is #011515, found by rotating the hue 180° on the color wheel.
Is black or white text better on #150101?: White text. Black text has a contrast ratio of 1.04:1 and white text 20.26:1. WCAG asks for at least 4.5:1 for normal text.