What color is #151720?

#151720 is a very dark, grayish blue, closest to the named color Eigengrau. It belongs to the black family of colors.

What is the RGB value of #151720?

The RGB value is 21, 23, 32: 21 red, 23 green and 32 blue on a 0 to 255 scale.

What is the complementary color of #151720?

The complementary color is #201E15, found by rotating the hue 180° on the color wheel.

Is black or white text better on #151720?

White text. Black text has a contrast ratio of 1.18:1 and white text 17.87:1. WCAG asks for at least 4.5:1 for normal text.

#151720 color

#151720 rgb(21, 23, 32)

Shades of black

The hex color #151720 is a very dark, grayish blue.

In the RGB color model it is made of 8.2% red, 9% green and 12.5% blue (21, 23, 32).

Its hue angle is 229°, with 21% saturation and 10% lightness. For print, the CMYK equivalent is 34% cyan, 28% magenta, 0% yellow and 87% black.

The closest named color is Eigengrau (#16161D), a difference of 1.5 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 17.87:1).

#151720 color codes

HEX	`#151720`
RGB	`rgb(21, 23, 32)`
RGB percent	`rgb(8.2%, 9%, 12.5%)`
HSL	`hsl(229, 21%, 10%)`
HSV / HSB	`hsv(229, 34%, 13%)`
CMYK	`cmyk(34%, 28%, 0%, 87%)`
CIE LAB	`lab(7.92, 1.75, -6.59)`
CIE LCH	`lch(7.92, 6.82, 284.88)`
CIE XYZ	`xyz(0.876, 0.876, 1.489)`
Decimal	`1382176`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #151720, 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 #151720	Ratio	AA	AAA	AA large
Sample text	1.18:1	Fail	Fail	Fail
Sample text	17.87:1	Pass	Pass	Pass

#151720 as text on	Ratio	AA	AAA	AA large
Sample text	17.87:1	Pass	Pass	Pass
Sample text	1.18:1	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 #151720 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #151720; }
.text { color: #151720; }
.border { border: 2px solid #151720; }
.transparent { background-color: rgb(21 23 32 / 50%); }
.gradient { background: linear-gradient(to right, #151720, #181520); }

Background

Text color

Border

Similar colors

Closest common color name: Midnight Black.

Questions

What color is #151720?: #151720 is a very dark, grayish blue, closest to the named color Eigengrau. It belongs to the black family of colors.
What is the RGB value of #151720?: The RGB value is 21, 23, 32: 21 red, 23 green and 32 blue on a 0 to 255 scale.
What is the complementary color of #151720?: The complementary color is #201E15, found by rotating the hue 180° on the color wheel.
Is black or white text better on #151720?: White text. Black text has a contrast ratio of 1.18:1 and white text 17.87:1. WCAG asks for at least 4.5:1 for normal text.