What color is #171F27?

#171F27 is a very dark, desaturated azure, closest to the named color Infinity. It belongs to the black family of colors.

What is the RGB value of #171F27?

The RGB value is 23, 31, 39: 23 red, 31 green and 39 blue on a 0 to 255 scale.

What is the complementary color of #171F27?

The complementary color is #271F17, found by rotating the hue 180° on the color wheel.

Is black or white text better on #171F27?

White text. Black text has a contrast ratio of 1.26:1 and white text 16.64:1. WCAG asks for at least 4.5:1 for normal text.

#171F27 color

#171F27 rgb(23, 31, 39)

Shades of black

The hex color #171F27 is a very dark, desaturated azure.

In the RGB color model it is made of 9% red, 12.2% green and 15.3% blue (23, 31, 39).

Its hue angle is 210°, with 26% saturation and 12% lightness. For print, the CMYK equivalent is 41% cyan, 21% magenta, 0% yellow and 85% black.

The closest named color is Infinity (#222831), a difference of 3.3 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.64:1).

#171F27 color codes

HEX	`#171F27`
RGB	`rgb(23, 31, 39)`
RGB percent	`rgb(9%, 12.2%, 15.3%)`
HSL	`hsl(210, 26%, 12%)`
HSV / HSB	`hsv(210, 41%, 15%)`
CMYK	`cmyk(41%, 21%, 0%, 85%)`
CIE LAB	`lab(11.34, -1.09, -6.57)`
CIE LCH	`lch(11.34, 6.66, 260.55)`
CIE XYZ	`xyz(1.209, 1.309, 2.108)`
Decimal	`1515303`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #171F27, 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 #171F27	Ratio	AA	AAA	AA large
Sample text	1.26:1	Fail	Fail	Fail
Sample text	16.64:1	Pass	Pass	Pass

#171F27 as text on	Ratio	AA	AAA	AA large
Sample text	16.64:1	Pass	Pass	Pass
Sample text	1.26:1	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 #171F27 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #171f27; }
.text { color: #171f27; }
.border { border: 2px solid #171f27; }
.transparent { background-color: rgb(23 31 39 / 50%); }
.gradient { background: linear-gradient(to right, #171f27, #171727); }

Background

Text color

Border

Similar colors

Closest common color name: Rich Black.

Questions

What color is #171F27?: #171F27 is a very dark, desaturated azure, closest to the named color Infinity. It belongs to the black family of colors.
What is the RGB value of #171F27?: The RGB value is 23, 31, 39: 23 red, 31 green and 39 blue on a 0 to 255 scale.
What is the complementary color of #171F27?: The complementary color is #271F17, found by rotating the hue 180° on the color wheel.
Is black or white text better on #171F27?: White text. Black text has a contrast ratio of 1.26:1 and white text 16.64:1. WCAG asks for at least 4.5:1 for normal text.