What color is #171A27?

#171A27 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 #171A27?

The RGB value is 23, 26, 39: 23 red, 26 green and 39 blue on a 0 to 255 scale.

What is the complementary color of #171A27?

The complementary color is #272417, found by rotating the hue 180° on the color wheel.

Is black or white text better on #171A27?

White text. Black text has a contrast ratio of 1.21:1 and white text 17.31:1. WCAG asks for at least 4.5:1 for normal text.

#171A27 color

#171A27 rgb(23, 26, 39)

Shades of black

The hex color #171A27 is a very dark, desaturated blue.

In the RGB color model it is made of 9% red, 10.2% green and 15.3% blue (23, 26, 39).

Its hue angle is 229°, with 26% saturation and 12% lightness. For print, the CMYK equivalent is 41% cyan, 33% magenta, 0% yellow and 85% black.

The closest named color is Moonless Mystery (#1E2433), a difference of 3.4 ΔE, a small difference.

White text is the more readable choice on this background (contrast 17.31:1).

#171A27 color codes

HEX	`#171A27`
RGB	`rgb(23, 26, 39)`
RGB percent	`rgb(9%, 10.2%, 15.3%)`
HSL	`hsl(229, 26%, 12%)`
HSV / HSB	`hsv(229, 41%, 15%)`
CMYK	`cmyk(41%, 33%, 0%, 85%)`
CIE LAB	`lab(9.54, 2.63, -9.32)`
CIE LCH	`lch(9.54, 9.69, 285.73)`
CIE XYZ	`xyz(1.089, 1.067, 2.068)`
Decimal	`1514023`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #171A27, 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 #171A27	Ratio	AA	AAA	AA large
Sample text	1.21:1	Fail	Fail	Fail
Sample text	17.31:1	Pass	Pass	Pass

#171A27 as text on	Ratio	AA	AAA	AA large
Sample text	17.31:1	Pass	Pass	Pass
Sample text	1.21:1	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 #171A27 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #171a27; }
.text { color: #171a27; }
.border { border: 2px solid #171a27; }
.transparent { background-color: rgb(23 26 39 / 50%); }
.gradient { background: linear-gradient(to right, #171a27, #1c1727); }

Background

Text color

Border

Similar colors

Closest common color name: Rich Black.

Questions

What color is #171A27?: #171A27 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 #171A27?: The RGB value is 23, 26, 39: 23 red, 26 green and 39 blue on a 0 to 255 scale.
What is the complementary color of #171A27?: The complementary color is #272417, found by rotating the hue 180° on the color wheel.
Is black or white text better on #171A27?: White text. Black text has a contrast ratio of 1.21:1 and white text 17.31:1. WCAG asks for at least 4.5:1 for normal text.