What color is #172B1D?

#172B1D is a very dark, desaturated green, closest to the named color Nightmare. It belongs to the green family of colors.

What is the RGB value of #172B1D?

The RGB value is 23, 43, 29: 23 red, 43 green and 29 blue on a 0 to 255 scale.

What is the complementary color of #172B1D?

The complementary color is #2B1725, found by rotating the hue 180° on the color wheel.

Is black or white text better on #172B1D?

White text. Black text has a contrast ratio of 1.4:1 and white text 15:1. WCAG asks for at least 4.5:1 for normal text.

#172B1D color

#172B1D rgb(23, 43, 29)

Shades of green

The hex color #172B1D is a very dark, desaturated green.

In the RGB color model it is made of 9% red, 16.9% green and 11.4% blue (23, 43, 29).

Its hue angle is 138°, with 30% saturation and 13% lightness. For print, the CMYK equivalent is 47% cyan, 0% magenta, 33% yellow and 83% black.

The closest named color is Nightmare (#112211), a difference of 3.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 15:1).

#172B1D color codes

HEX	`#172B1D`
RGB	`rgb(23, 43, 29)`
RGB percent	`rgb(9%, 16.9%, 11.4%)`
HSL	`hsl(138, 30%, 13%)`
HSV / HSB	`hsv(138, 47%, 17%)`
CMYK	`cmyk(47%, 0%, 33%, 83%)`
CIE LAB	`lab(15.48, -12, 6.63)`
CIE LCH	`lch(15.48, 13.71, 151.08)`
CIE XYZ	`xyz(1.439, 1.999, 1.472)`
Decimal	`1518365`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #172B1D, 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 #172B1D	Ratio	AA	AAA	AA large
Sample text	1.4:1	Fail	Fail	Fail
Sample text	15:1	Pass	Pass	Pass

#172B1D as text on	Ratio	AA	AAA	AA large
Sample text	15:1	Pass	Pass	Pass
Sample text	1.4:1	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 #172B1D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #172b1d; }
.text { color: #172b1d; }
.border { border: 2px solid #172b1d; }
.transparent { background-color: rgb(23 43 29 / 50%); }
.gradient { background: linear-gradient(to right, #172b1d, #172b27); }

Background

Text color

Border

Similar colors

Closest common color name: British Racing Green.

Questions

What color is #172B1D?: #172B1D is a very dark, desaturated green, closest to the named color Nightmare. It belongs to the green family of colors.
What is the RGB value of #172B1D?: The RGB value is 23, 43, 29: 23 red, 43 green and 29 blue on a 0 to 255 scale.
What is the complementary color of #172B1D?: The complementary color is #2B1725, found by rotating the hue 180° on the color wheel.
Is black or white text better on #172B1D?: White text. Black text has a contrast ratio of 1.4:1 and white text 15:1. WCAG asks for at least 4.5:1 for normal text.