What color is #172018?

#172018 is a very dark, grayish green, closest to the named color Underworld. It belongs to the black family of colors.

What is the RGB value of #172018?

The RGB value is 23, 32, 24: 23 red, 32 green and 24 blue on a 0 to 255 scale.

What is the complementary color of #172018?

The complementary color is #20171F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #172018?

White text. Black text has a contrast ratio of 1.26:1 and white text 16.72:1. WCAG asks for at least 4.5:1 for normal text.

#172018 color

#172018 rgb(23, 32, 24)

Shades of black

The hex color #172018 is a very dark, grayish green.

In the RGB color model it is made of 9% red, 12.5% green and 9.4% blue (23, 32, 24).

Its hue angle is 127°, with 16% saturation and 11% lightness. For print, the CMYK equivalent is 28% cyan, 0% magenta, 25% yellow and 87% black.

The closest named color is Underworld (#1E231C), a difference of 2.7 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.72:1).

#172018 color codes

HEX	`#172018`
RGB	`rgb(23, 32, 24)`
RGB percent	`rgb(9%, 12.5%, 9.4%)`
HSL	`hsl(127, 16%, 11%)`
HSV / HSB	`hsv(127, 28%, 13%)`
CMYK	`cmyk(28%, 0%, 25%, 87%)`
CIE LAB	`lab(11.14, -6.18, 4.14)`
CIE LCH	`lch(11.14, 7.44, 146.21)`
CIE XYZ	`xyz(1.035, 1.281, 1.057)`
Decimal	`1515544`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #172018, 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 #172018	Ratio	AA	AAA	AA large
Sample text	1.26:1	Fail	Fail	Fail
Sample text	16.72:1	Pass	Pass	Pass

#172018 as text on	Ratio	AA	AAA	AA large
Sample text	16.72:1	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 #172018 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #172018; }
.text { color: #172018; }
.border { border: 2px solid #172018; }
.transparent { background-color: rgb(23 32 24 / 50%); }
.gradient { background: linear-gradient(to right, #172018, #17201d); }

Background

Text color

Border

Similar colors

Closest common color name: Off Black.

Questions

What color is #172018?: #172018 is a very dark, grayish green, closest to the named color Underworld. It belongs to the black family of colors.
What is the RGB value of #172018?: The RGB value is 23, 32, 24: 23 red, 32 green and 24 blue on a 0 to 255 scale.
What is the complementary color of #172018?: The complementary color is #20171F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #172018?: White text. Black text has a contrast ratio of 1.26:1 and white text 16.72:1. WCAG asks for at least 4.5:1 for normal text.