#5b868b

Color #5b868b

A muted medium cyan.

Closest named color Cadet Blue #5f9ea0 · ΔE 10.21 Nearest Tailwind class mist-500 #67787c · ΔE 8.3

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Conversions

HEX

#5b868b

RGB

rgb(91, 134, 139)

HSL

hsl(186.2, 20.9%, 45.1%)

HSV / HSB

hsv(186.2, 34.5%, 54.5%)

CMYK

cmyk(34.5%, 3.6%, 0%, 45.5%)

LAB

lab(53.1, -13.4, -7.41)

LCH

lch(53.1, 15.31, 208.94)

OKLCH

oklch(59.1%, 0.0478, 205.12)

HWB

hwb(186.2, 35.7%, 45.5%)

Harmony colors

Complementary

#8b605b

Analogous

#5b8b78

#5b868b

#5b6e8b

Triadic

#5b868b

#8b5b86

#868b5b

Split-complementary

#5b868b

#8b5b6e

#8b785b

Tetradic

#5b868b

#605b8b

#8b605b

#868b5b

Square

#5b868b

#785b8b

#8b605b

#6e8b5b

Shades

Color #5b868b mixed toward black.

#4c7074

#3d595d

#2d4346

#1e2d2e

#0f1617

Tints

Color #5b868b mixed toward white.

#729ea3

#8eb1b5

#aac5c8

#c7d8da

#e3eced

Tones

Color #5b868b mixed toward gray.

#5f8387

#638083

#677d7f

#6b797b

#6f7677

Accessibility

Aa White text on this color

4.02:1

Aa Black text on this color

5.23:1

Black text reads better on this background (5.23:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#70718a · ΔE 20.5

Deuteranopia

#6e6a8a · ΔE 23.8

Tritanopia

#5e8989 · ΔE 2.6

Achromatopsia

#7f7f7f · ΔE 14.4

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

Code

CSS

background-color: #5b868b;

Tailwind (arbitrary value)

bg-[#5b868b]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#5b868b (#5b868b) is rgb(91, 134, 139) in RGB.

No, #5b868b 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.

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Contrast Checker

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

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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 #5b868b, or check how it holds up for accessibility.

Generate a palette → Check contrast