What color is #172F27?

#172F27 is a very dark, desaturated spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.

What is the RGB value of #172F27?

The RGB value is 23, 47, 39: 23 red, 47 green and 39 blue on a 0 to 255 scale.

What is the complementary color of #172F27?

The complementary color is #2F171F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #172F27?

White text. Black text has a contrast ratio of 1.47:1 and white text 14.26:1. WCAG asks for at least 4.5:1 for normal text.

#172F27 color

#172F27 rgb(23, 47, 39)

Shades of black

The hex color #172F27 is a very dark, desaturated spring green.

In the RGB color model it is made of 9% red, 18.4% green and 15.3% blue (23, 47, 39).

Its hue angle is 160°, with 34% saturation and 14% lightness. For print, the CMYK equivalent is 51% cyan, 0% magenta, 17% yellow and 82% black.

The closest named color is Swamp Thing (#162825), a difference of 4.1 ΔE, a small difference.

White text is the more readable choice on this background (contrast 14.26:1).

#172F27 color codes

HEX	`#172F27`
RGB	`rgb(23, 47, 39)`
RGB percent	`rgb(9%, 18.4%, 15.3%)`
HSL	`hsl(160, 34%, 14%)`
HSV / HSB	`hsv(160, 51%, 18%)`
CMYK	`cmyk(51%, 0%, 17%, 82%)`
CIE LAB	`lab(17.28, -11.78, 2.23)`
CIE LCH	`lch(17.28, 11.98, 169.29)`
CIE XYZ	`xyz(1.736, 2.362, 2.283)`
Decimal	`1519399`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #172F27, 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 #172F27	Ratio	AA	AAA	AA large
Sample text	1.47:1	Fail	Fail	Fail
Sample text	14.26:1	Pass	Pass	Pass

#172F27 as text on	Ratio	AA	AAA	AA large
Sample text	14.26:1	Pass	Pass	Pass
Sample text	1.47:1	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 #172F27 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #172f27; }
.text { color: #172f27; }
.border { border: 2px solid #172f27; }
.transparent { background-color: rgb(23 47 39 / 50%); }
.gradient { background: linear-gradient(to right, #172f27, #172b2f); }

Background

Text color

Border

Similar colors

Closest common color name: Onyx.

Questions

What color is #172F27?: #172F27 is a very dark, desaturated spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.
What is the RGB value of #172F27?: The RGB value is 23, 47, 39: 23 red, 47 green and 39 blue on a 0 to 255 scale.
What is the complementary color of #172F27?: The complementary color is #2F171F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #172F27?: White text. Black text has a contrast ratio of 1.47:1 and white text 14.26:1. WCAG asks for at least 4.5:1 for normal text.