What color is #171525?

#171525 is a very dark, desaturated blue, closest to the named color Corbeau. It belongs to the black family of colors.

What is the RGB value of #171525?

The RGB value is 23, 21, 37: 23 red, 21 green and 37 blue on a 0 to 255 scale.

What is the complementary color of #171525?

The complementary color is #232515, found by rotating the hue 180° on the color wheel.

Is black or white text better on #171525?

White text. Black text has a contrast ratio of 1.17:1 and white text 17.94:1. WCAG asks for at least 4.5:1 for normal text.

#171525 color

#171525 rgb(23, 21, 37)

Shades of black

The hex color #171525 is a very dark, desaturated blue.

In the RGB color model it is made of 9% red, 8.2% green and 14.5% blue (23, 21, 37).

Its hue angle is 248°, with 28% saturation and 11% lightness. For print, the CMYK equivalent is 38% cyan, 43% magenta, 0% yellow and 85% black.

The closest named color is Corbeau (#111122), a difference of 1.9 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 17.94:1).

#171525 color codes

HEX	`#171525`
RGB	`rgb(23, 21, 37)`
RGB percent	`rgb(9%, 8.2%, 14.5%)`
HSL	`hsl(248, 28%, 11%)`
HSV / HSB	`hsv(248, 43%, 15%)`
CMYK	`cmyk(38%, 43%, 0%, 85%)`
CIE LAB	`lab(7.7, 5.77, -10.69)`
CIE LCH	`lch(7.7, 12.15, 298.34)`
CIE XYZ	`xyz(0.955, 0.852, 1.864)`
Decimal	`1512741`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #171525, 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 #171525	Ratio	AA	AAA	AA large
Sample text	1.17:1	Fail	Fail	Fail
Sample text	17.94:1	Pass	Pass	Pass

#171525 as text on	Ratio	AA	AAA	AA large
Sample text	17.94:1	Pass	Pass	Pass
Sample text	1.17:1	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 #171525 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #171525; }
.text { color: #171525; }
.border { border: 2px solid #171525; }
.transparent { background-color: rgb(23 21 37 / 50%); }
.gradient { background: linear-gradient(to right, #171525, #1f1525); }

Background

Text color

Border

Similar colors

Closest common color name: Midnight Black.

Questions

What color is #171525?: #171525 is a very dark, desaturated blue, closest to the named color Corbeau. It belongs to the black family of colors.
What is the RGB value of #171525?: The RGB value is 23, 21, 37: 23 red, 21 green and 37 blue on a 0 to 255 scale.
What is the complementary color of #171525?: The complementary color is #232515, found by rotating the hue 180° on the color wheel.
Is black or white text better on #171525?: White text. Black text has a contrast ratio of 1.17:1 and white text 17.94:1. WCAG asks for at least 4.5:1 for normal text.