What color is #172D25?

#172D25 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 #172D25?

The RGB value is 23, 45, 37: 23 red, 45 green and 37 blue on a 0 to 255 scale.

What is the complementary color of #172D25?

The complementary color is #2D171F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #172D25?

White text. Black text has a contrast ratio of 1.44:1 and white text 14.6:1. WCAG asks for at least 4.5:1 for normal text.

#172D25 color

#172D25 rgb(23, 45, 37)

Shades of black

The hex color #172D25 is a very dark, desaturated spring green.

In the RGB color model it is made of 9% red, 17.6% green and 14.5% blue (23, 45, 37).

Its hue angle is 158°, with 32% saturation and 13% lightness. For print, the CMYK equivalent is 49% cyan, 0% magenta, 18% yellow and 82% black.

The closest named color is Swamp Thing (#162825), a difference of 3.6 ΔE, a small difference.

White text is the more readable choice on this background (contrast 14.6:1).

#172D25 color codes

HEX	`#172D25`
RGB	`rgb(23, 45, 37)`
RGB percent	`rgb(9%, 17.6%, 14.5%)`
HSL	`hsl(158, 32%, 13%)`
HSV / HSB	`hsv(158, 49%, 18%)`
CMYK	`cmyk(49%, 0%, 18%, 82%)`
CIE LAB	`lab(16.47, -11.12, 2.45)`
CIE LCH	`lch(16.47, 11.38, 167.58)`
CIE XYZ	`xyz(1.626, 2.192, 2.087)`
Decimal	`1518885`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #172D25, 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 #172D25	Ratio	AA	AAA	AA large
Sample text	1.44:1	Fail	Fail	Fail
Sample text	14.6:1	Pass	Pass	Pass

#172D25 as text on	Ratio	AA	AAA	AA large
Sample text	14.6:1	Pass	Pass	Pass
Sample text	1.44:1	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 #172D25 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #172d25; }
.text { color: #172d25; }
.border { border: 2px solid #172d25; }
.transparent { background-color: rgb(23 45 37 / 50%); }
.gradient { background: linear-gradient(to right, #172d25, #172a2d); }

Background

Text color

Border

Similar colors

Closest common color name: Onyx.

Questions

What color is #172D25?: #172D25 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 #172D25?: The RGB value is 23, 45, 37: 23 red, 45 green and 37 blue on a 0 to 255 scale.
What is the complementary color of #172D25?: The complementary color is #2D171F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #172D25?: White text. Black text has a contrast ratio of 1.44:1 and white text 14.6:1. WCAG asks for at least 4.5:1 for normal text.