#173742

Color #173742

A moderately saturated very dark cyan.

Closest named color Charcoal #36454f · ΔE 8.86 Nearest Tailwind class cyan-950 #053345 · ΔE 3.6

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#173742

RGB

rgb(23, 55, 66)

HSL

hsl(195.3, 48.3%, 17.5%)

HSV / HSB

hsv(195.3, 65.2%, 25.9%)

CMYK

cmyk(65.2%, 16.7%, 0%, 74.1%)

LAB

lab(21.24, -7.89, -10.39)

LCH

lch(21.24, 13.05, 232.79)

OKLCH

oklch(31.8%, 0.0423, 223.08)

HWB

hwb(195.3, 9%, 74.1%)

Harmony colors

Complementary

#422217

Analogous

#174238

#173742

#172242

Triadic

#173742

#421737

#374217

Split-complementary

#173742

#421722

#423817

Tetradic

#173742

#221742

#422217

#374217

Square

#173742

#381742

#422217

#224217

Shades

Color #173742 mixed toward black.

#132e37

#0f252c

#0c1c21

#081216

#04090b

Tints

Color #173742 mixed toward white.

#296376

#3b8eaa

#63afc9

#97c9db

#cbe4ed

Tones

Color #173742 mixed toward gray.

#1b353f

#1e343b

#223237

#253034

#292e30

Accessibility

Aa White text on this color

12.64:1

Aa Black text on this color

1.66:1

White text reads better on this background (12.64:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#282840 · ΔE 17.2

Deuteranopia

#26243f · ΔE 18.8

Tritanopia

#1a3e3d · ΔE 7.9

Achromatopsia

#333333 · ΔE 11.6

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #173742;

Tailwind (arbitrary value)

bg-[#173742]

Related colors

Deep Sky Blue #00bfff

Light Blue #add8e6

Sky Blue #87ceeb

Light Sky Blue #87cefa

Powder Blue #b0e0e6

Charcoal #36454f

Frequently asked questions

#173742 (#173742) is rgb(23, 55, 66) in RGB.

No, #173742 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #173742, or check how it holds up for accessibility.

Generate a palette → Check contrast