#556d78

Color #556d78

A muted medium cyan.

Closest named color Slate Gray #708090 · ΔE 9.29 Nearest Tailwind class mist-500 #67787c · ΔE 5.8

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Conversions

HEX

#556d78

RGB

rgb(85, 109, 120)

HSL

hsl(198.9, 17.1%, 40.2%)

HSV / HSB

hsv(198.9, 29.2%, 47.1%)

CMYK

cmyk(29.2%, 9.2%, 0%, 52.9%)

LAB

lab(44.55, -6.03, -9)

LCH

lch(44.55, 10.83, 236.18)

OKLCH

oklch(52%, 0.0333, 227.68)

HWB

hwb(198.9, 33.3%, 52.9%)

Harmony colors

Complementary

#786055

Analogous

#557872

#556d78

#555b78

Triadic

#556d78

#78556d

#6d7855

Split-complementary

#556d78

#78555b

#787255

Tetradic

#556d78

#605578

#786055

#6d7855

Square

#556d78

#725578

#786055

#5b7855

Shades

Color #556d78 mixed toward black.

#475b64

#394950

#2a363c

#1c2428

#0e1214

Tints

Color #556d78 mixed toward white.

#6a8896

#88a0ab

#a6b8c0

#c3cfd5

#e1e7ea

Tones

Color #556d78 mixed toward gray.

#586c75

#5b6b72

#5e6a6f

#61696c

#646869

Accessibility

Aa White text on this color

5.46:1

Aa Black text on this color

3.84:1

White text reads better on this background (5.46:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#606175 · ΔE 13

Deuteranopia

#5f5d75 · ΔE 15.5

Tritanopia

#567373 · ΔE 6.8

Achromatopsia

#696969 · ΔE 9.9

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

Code

CSS

background-color: #556d78;

Tailwind (arbitrary value)

bg-[#556d78]

Related colors

Sky Blue #87ceeb

Deep Sky Blue #00bfff

Light Sky Blue #87cefa

Light Blue #add8e6

Charcoal #36454f

Steel Blue #4682b4

Frequently asked questions

#556d78 (#556d78) is rgb(85, 109, 120) in RGB.

No, #556d78 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.

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Build something with this color

Generate a full palette from #556d78, or check how it holds up for accessibility.

Generate a palette → Check contrast