What color is #175B57?

#175B57 is a dark, moderate cyan, closest to the named color Mosque. It belongs to the teal family of colors.

What is the RGB value of #175B57?

The RGB value is 23, 91, 87: 23 red, 91 green and 87 blue on a 0 to 255 scale.

What is the complementary color of #175B57?

The complementary color is #5B171B, found by rotating the hue 180° on the color wheel.

Is black or white text better on #175B57?

White text. Black text has a contrast ratio of 2.67:1 and white text 7.86:1. WCAG asks for at least 4.5:1 for normal text.

#175B57 color

#175B57 rgb(23, 91, 87)

Shades of teal

The hex color #175B57 is a dark, moderate cyan.

In the RGB color model it is made of 9% red, 35.7% green and 34.1% blue (23, 91, 87).

Its hue angle is 176°, with 60% saturation and 22% lightness. For print, the CMYK equivalent is 75% cyan, 0% magenta, 4% yellow and 64% black.

The closest named color is Mosque (#005F5B), a difference of 2 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 7.86:1).

#175B57 color codes

HEX	`#175B57`
RGB	`rgb(23, 91, 87)`
RGB percent	`rgb(9%, 35.7%, 34.1%)`
HSL	`hsl(176, 60%, 22%)`
HSV / HSB	`hsv(176, 75%, 36%)`
CMYK	`cmyk(75%, 0%, 4%, 64%)`
CIE LAB	`lab(34.71, -21.55, -3.77)`
CIE LCH	`lch(34.71, 21.88, 189.92)`
CIE XYZ	`xyz(5.814, 8.352, 10.321)`
Decimal	`1530711`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #175B57, 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 #175B57	Ratio	AA	AAA	AA large
Sample text	2.67:1	Fail	Fail	Fail
Sample text	7.86:1	Pass	Pass	Pass

#175B57 as text on	Ratio	AA	AAA	AA large
Sample text	7.86:1	Pass	Pass	Pass
Sample text	2.67:1	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 #175B57 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #175b57; }
.text { color: #175b57; }
.border { border: 2px solid #175b57; }
.transparent { background-color: rgb(23 91 87 / 50%); }
.gradient { background: linear-gradient(to right, #175b57, #173d5b); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Teal.

Questions

What color is #175B57?: #175B57 is a dark, moderate cyan, closest to the named color Mosque. It belongs to the teal family of colors.
What is the RGB value of #175B57?: The RGB value is 23, 91, 87: 23 red, 91 green and 87 blue on a 0 to 255 scale.
What is the complementary color of #175B57?: The complementary color is #5B171B, found by rotating the hue 180° on the color wheel.
Is black or white text better on #175B57?: White text. Black text has a contrast ratio of 2.67:1 and white text 7.86:1. WCAG asks for at least 4.5:1 for normal text.