#5b90a1

Color #5b90a1

A muted medium cyan.

Closest named color Cadet Blue #5f9ea0 · ΔE 10.67 Nearest Tailwind class cyan-600 #0092b8 · ΔE 7.2

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Conversions

HEX

#5b90a1

RGB

rgb(91, 144, 161)

HSL

hsl(194.6, 27.8%, 49.4%)

HSV / HSB

hsv(194.6, 43.5%, 63.1%)

CMYK

cmyk(43.5%, 10.6%, 0%, 36.9%)

LAB

lab(56.82, -12.98, -14.5)

LCH

lch(56.82, 19.46, 228.17)

OKLCH

oklch(62.3%, 0.0617, 220.27)

HWB

hwb(194.6, 35.7%, 36.9%)

Harmony colors

Complementary

#a16c5b

Analogous

#5ba18f

#5b90a1

#5b6da1

Triadic

#5b90a1

#a15b90

#90a15b

Split-complementary

#5b90a1

#a15b6d

#a18f5b

Tetradic

#5b90a1

#6c5ba1

#a16c5b

#90a15b

Square

#5b90a1

#8f5ba1

#a16c5b

#6da15b

Shades

Color #5b90a1 mixed toward black.

#4c7886

#3d606b

#2d4850

#1e3036

#0f181b

Tints

Color #5b90a1 mixed toward white.

#76a3b1

#91b5c1

#adc8d0

#c8dae0

#e4edef

Tones

Color #5b90a1 mixed toward gray.

#618d9b

#678a95

#6c878f

#72848a

#788184

Accessibility

Aa White text on this color

3.53:1

Aa Black text on this color

5.95:1

Black text reads better on this background (5.95:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#76769d · ΔE 21.1

Deuteranopia

#736e9c · ΔE 22.7

Tritanopia

#5f9a99 · ΔE 8.9

Achromatopsia

#888888 · ΔE 15.6

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

Code

CSS

background-color: #5b90a1;

Tailwind (arbitrary value)

bg-[#5b90a1]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Powder Blue #b0e0e6

Light Sky Blue #87cefa

Charcoal #36454f

Frequently asked questions

#5b90a1 (#5b90a1) is rgb(91, 144, 161) in RGB.

No, #5b90a1 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 #5b90a1, or check how it holds up for accessibility.

Generate a palette → Check contrast