#557b7e

Color #557b7e

A muted medium cyan.

Closest named color Slate Gray #708090 · ΔE 11.97 Nearest Tailwind class mist-500 #67787c · ΔE 6.7

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

Conversions

HEX

#557b7e

RGB

rgb(85, 123, 126)

HSL

hsl(184.4, 19.4%, 41.4%)

HSV / HSB

hsv(184.4, 32.5%, 49.4%)

CMYK

cmyk(32.5%, 2.4%, 0%, 50.6%)

LAB

lab(49.01, -12.48, -5.91)

LCH

lch(49.01, 13.81, 205.34)

OKLCH

oklch(55.6%, 0.0429, 202.2)

HWB

hwb(184.4, 33.3%, 50.6%)

Harmony colors

Complementary

#7e5855

Analogous

#557e6d

#557b7e

#55677e

Triadic

#557b7e

#7e557b

#7b7e55

Split-complementary

#557b7e

#7e5567

#7e6d55

Tetradic

#557b7e

#58557e

#7e5855

#7b7e55

Square

#557b7e

#6d557e

#7e5855

#677e55

Shades

Color #557b7e mixed toward black.

#476769

#395254

#2b3e3f

#1c292a

#0e1515

Tints

Color #557b7e mixed toward white.

#6a979b

#88acaf

#a6c1c3

#c4d5d7

#e1eaeb

Tones

Color #557b7e mixed toward gray.

#59787b

#5c7577

#5f7274

#636f70

#666c6d

Accessibility

Aa White text on this color

4.65:1

Aa Black text on this color

4.52:1

White text reads better on this background (4.65:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#68687d · ΔE 19.6

Deuteranopia

#65627d · ΔE 22.4

Tritanopia

#577d7d · ΔE 1.6

Achromatopsia

#747474 · ΔE 13.6

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

Code

CSS

background-color: #557b7e;

Tailwind (arbitrary value)

bg-[#557b7e]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#557b7e (#557b7e) is rgb(85, 123, 126) in RGB.

No, #557b7e is not web-safe. The nearest web-safe colors are among its tones and shades below.

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 #557b7e, or check how it holds up for accessibility.

Generate a palette → Check contrast