#537b81

Color #537b81

A muted medium cyan.

Closest named color Slate Gray #708090 · ΔE 11.23 Nearest Tailwind class mist-500 #67787c · ΔE 6.6

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Conversions

HEX

#537b81

RGB

rgb(83, 123, 129)

HSL

hsl(187.8, 21.7%, 41.6%)

HSV / HSB

hsv(187.8, 35.7%, 50.6%)

CMYK

cmyk(35.7%, 4.7%, 0%, 49.4%)

LAB

lab(48.99, -12.3, -7.72)

LCH

lch(48.99, 14.52, 212.11)

OKLCH

oklch(55.6%, 0.0455, 207.64)

HWB

hwb(187.8, 32.5%, 49.4%)

Harmony colors

Complementary

#815953

Analogous

#538170

#537b81

#536481

Triadic

#537b81

#81537b

#7b8153

Split-complementary

#537b81

#815364

#817053

Tetradic

#537b81

#595381

#815953

#7b8153

Square

#537b81

#705381

#815953

#648153

Shades

Color #537b81 mixed toward black.

#45676c

#375256

#2a3e41

#1c292b

#0e1516

Tints

Color #537b81 mixed toward white.

#68979e

#86acb1

#a4c0c5

#c3d5d8

#e1eaec

Tones

Color #537b81 mixed toward gray.

#57787d

#5b7579

#5f7376

#627072

#666d6e

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

#676780 · ΔE 20.2

Deuteranopia

#64617f · ΔE 22.5

Tritanopia

#567e7e · ΔE 3.1

Achromatopsia

#747474 · ΔE 13.8

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

Code

CSS

background-color: #537b81;

Tailwind (arbitrary value)

bg-[#537b81]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Light Blue #add8e6

Dark Turquoise #00ced1

Deep Sky Blue #00bfff

Aqua #00ffff

Frequently asked questions

#537b81 (#537b81) is rgb(83, 123, 129) in RGB.

No, #537b81 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.

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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 #537b81, or check how it holds up for accessibility.

Generate a palette → Check contrast