What color is #171B22?

#171B22 is a very dark, grayish azure, closest to the named color Satin Deep Black. It belongs to the black family of colors.

What is the RGB value of #171B22?

The RGB value is 23, 27, 34: 23 red, 27 green and 34 blue on a 0 to 255 scale.

What is the complementary color of #171B22?

The complementary color is #221E17, found by rotating the hue 180° on the color wheel.

Is black or white text better on #171B22?

White text. Black text has a contrast ratio of 1.22:1 and white text 17.27:1. WCAG asks for at least 4.5:1 for normal text.

#171B22 color

#171B22 rgb(23, 27, 34)

Shades of black

The hex color #171B22 is a very dark, grayish azure.

In the RGB color model it is made of 9% red, 10.6% green and 13.3% blue (23, 27, 34).

Its hue angle is 218°, with 19% saturation and 11% lightness. For print, the CMYK equivalent is 32% cyan, 21% magenta, 0% yellow and 87% black.

The closest named color is Satin Deep Black (#1C1E21), a difference of 2.8 ΔE, a small difference.

White text is the more readable choice on this background (contrast 17.27:1).

#171B22 color codes

HEX	`#171B22`
RGB	`rgb(23, 27, 34)`
RGB percent	`rgb(9%, 10.6%, 13.3%)`
HSL	`hsl(218, 19%, 11%)`
HSV / HSB	`hsv(218, 32%, 13%)`
CMYK	`cmyk(32%, 21%, 0%, 87%)`
CIE LAB	`lab(9.65, 0.22, -5.44)`
CIE LCH	`lch(9.65, 5.44, 272.27)`
CIE XYZ	`xyz(1.034, 1.081, 1.667)`
Decimal	`1514274`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #171B22, 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 #171B22	Ratio	AA	AAA	AA large
Sample text	1.22:1	Fail	Fail	Fail
Sample text	17.27:1	Pass	Pass	Pass

#171B22 as text on	Ratio	AA	AAA	AA large
Sample text	17.27:1	Pass	Pass	Pass
Sample text	1.22:1	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 #171B22 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #171b22; }
.text { color: #171b22; }
.border { border: 2px solid #171b22; }
.transparent { background-color: rgb(23 27 34 / 50%); }
.gradient { background: linear-gradient(to right, #171b22, #191722); }

Background

Text color

Border

Similar colors

Closest common color name: Rich Black.

Questions

What color is #171B22?: #171B22 is a very dark, grayish azure, closest to the named color Satin Deep Black. It belongs to the black family of colors.
What is the RGB value of #171B22?: The RGB value is 23, 27, 34: 23 red, 27 green and 34 blue on a 0 to 255 scale.
What is the complementary color of #171B22?: The complementary color is #221E17, found by rotating the hue 180° on the color wheel.
Is black or white text better on #171B22?: White text. Black text has a contrast ratio of 1.22:1 and white text 17.27:1. WCAG asks for at least 4.5:1 for normal text.