What color is #151515?

#151515 is a dark gray known as Matt Black. It belongs to the black family of colors.

What is the RGB value of Matt Black?

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

What is the complementary color of Matt Black?

The complementary color is #151515, found by rotating the hue 180° on the color wheel.

Is black or white text better on #151515?

White text. Black text has a contrast ratio of 1.15:1 and white text 18.26:1. WCAG asks for at least 4.5:1 for normal text.

Matt Black color: hex code #151515

#151515 rgb(21, 21, 21)

Shades of black

Matt Black has the hex code #151515. It is a dark gray.

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

Its hue angle is 0°, with 0% saturation and 8% lightness. For print, the CMYK equivalent is 0% cyan, 0% magenta, 0% yellow and 92% black.

White text is the more readable choice on this background (contrast 18.26:1).

Matt Black (#151515) color codes

HEX	`#151515`
RGB	`rgb(21, 21, 21)`
RGB percent	`rgb(8.2%, 8.2%, 8.2%)`
HSL	`hsl(0, 0%, 8%)`
HSV / HSB	`hsv(0, 0%, 8%)`
CMYK	`cmyk(0%, 0%, 0%, 92%)`
CIE LAB	`lab(6.77, 0, 0)`
CIE LCH	`lch(6.77, 0, 158.2)`
CIE XYZ	`xyz(0.713, 0.75, 0.817)`
Decimal	`1381653`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with Matt Black, 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 #151515	Ratio	AA	AAA	AA large
Sample text	1.15:1	Fail	Fail	Fail
Sample text	18.26:1	Pass	Pass	Pass

#151515 as text on	Ratio	AA	AAA	AA large
Sample text	18.26:1	Pass	Pass	Pass
Sample text	1.15:1	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 #151515 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #151515; }
.text { color: #151515; }
.border { border: 2px solid #151515; }
.transparent { background-color: rgb(21 21 21 / 50%); }
.gradient { background: linear-gradient(to right, #151515, #151515); }

Background

Text color

Border

Similar colors

See #151515 on its hex code page

Questions

What color is #151515?: #151515 is a dark gray known as Matt Black. It belongs to the black family of colors.
What is the RGB value of Matt Black?: The RGB value is 21, 21, 21: 21 red, 21 green and 21 blue on a 0 to 255 scale.
What is the complementary color of Matt Black?: The complementary color is #151515, found by rotating the hue 180° on the color wheel.
Is black or white text better on #151515?: White text. Black text has a contrast ratio of 1.15:1 and white text 18.26:1. WCAG asks for at least 4.5:1 for normal text.