What color is #171D2C?

#171D2C is a very dark, desaturated blue, closest to the named color Moonless Mystery. It belongs to the black family of colors.

What is the RGB value of #171D2C?

The RGB value is 23, 29, 44: 23 red, 29 green and 44 blue on a 0 to 255 scale.

What is the complementary color of #171D2C?

The complementary color is #2C2617, found by rotating the hue 180° on the color wheel.

Is black or white text better on #171D2C?

White text. Black text has a contrast ratio of 1.25:1 and white text 16.82:1. WCAG asks for at least 4.5:1 for normal text.

#171D2C color

#171D2C rgb(23, 29, 44)

Shades of black

The hex color #171D2C is a very dark, desaturated blue.

In the RGB color model it is made of 9% red, 11.4% green and 17.3% blue (23, 29, 44).

Its hue angle is 223°, with 31% saturation and 13% lightness. For print, the CMYK equivalent is 48% cyan, 34% magenta, 0% yellow and 83% black.

The closest named color is Moonless Mystery (#1E2433), a difference of 2.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.82:1).

#171D2C color codes

HEX	`#171D2C`
RGB	`rgb(23, 29, 44)`
RGB percent	`rgb(9%, 11.4%, 17.3%)`
HSL	`hsl(223, 31%, 13%)`
HSV / HSB	`hsv(223, 48%, 17%)`
CMYK	`cmyk(48%, 34%, 0%, 83%)`
CIE LAB	`lab(10.87, 2.12, -10.94)`
CIE LCH	`lch(10.87, 11.15, 280.96)`
CIE XYZ	`xyz(1.247, 1.243, 2.557)`
Decimal	`1514796`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #171D2C, 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 #171D2C	Ratio	AA	AAA	AA large
Sample text	1.25:1	Fail	Fail	Fail
Sample text	16.82:1	Pass	Pass	Pass

#171D2C as text on	Ratio	AA	AAA	AA large
Sample text	16.82:1	Pass	Pass	Pass
Sample text	1.25:1	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 #171D2C looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #171d2c; }
.text { color: #171d2c; }
.border { border: 2px solid #171d2c; }
.transparent { background-color: rgb(23 29 44 / 50%); }
.gradient { background: linear-gradient(to right, #171d2c, #1c172c); }

Background

Text color

Border

Similar colors

Closest common color name: Rich Black.

Questions

What color is #171D2C?: #171D2C is a very dark, desaturated blue, closest to the named color Moonless Mystery. It belongs to the black family of colors.
What is the RGB value of #171D2C?: The RGB value is 23, 29, 44: 23 red, 29 green and 44 blue on a 0 to 255 scale.
What is the complementary color of #171D2C?: The complementary color is #2C2617, found by rotating the hue 180° on the color wheel.
Is black or white text better on #171D2C?: White text. Black text has a contrast ratio of 1.25:1 and white text 16.82:1. WCAG asks for at least 4.5:1 for normal text.