#5b577a

Color #5b577a

A muted medium blue.

Closest named color Charcoal #36454f · ΔE 20.1 Nearest Tailwind class mauve-600 #594c5b · ΔE 9

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Conversions

HEX

#5b577a

RGB

rgb(91, 87, 122)

HSL

hsl(246.9, 16.7%, 41%)

HSV / HSB

hsv(246.9, 28.7%, 47.8%)

CMYK

cmyk(25.4%, 28.7%, 0%, 52.2%)

LAB

lab(38.63, 9.91, -19.18)

LCH

lch(38.63, 21.59, 297.32)

OKLCH

oklch(47.5%, 0.056, 289.28)

HWB

hwb(246.9, 34.1%, 52.2%)

Harmony colors

Complementary

#767a57

Analogous

#57657a

#5b577a

#6d577a

Triadic

#5b577a

#7a5b57

#577a5b

Split-complementary

#5b577a

#7a6d57

#657a57

Tetradic

#5b577a

#7a5776

#767a57

#577a5b

Square

#5b577a

#7a5765

#767a57

#577a6d

Shades

Color #5b577a mixed toward black.

#4c4966

#3d3a51

#2e2c3d

#1e1d29

#0f0f14

Tints

Color #5b577a mixed toward white.

#726d97

#8e8aab

#aaa7c0

#c6c4d5

#e3e2ea

Tones

Color #5b577a mixed toward gray.

#5d5a77

#605d74

#626071

#64636e

#66666b

Accessibility

Aa White text on this color

6.8:1

Aa Black text on this color

3.09:1

White text reads better on this background (6.8:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#595973 · ΔE 3.6

Deuteranopia

#5a5a71 · ΔE 4.7

Tritanopia

#5b6d6b · ΔE 21.4

Achromatopsia

#5b5b5b · ΔE 15.6

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

Code

CSS

background-color: #5b577a;

Tailwind (arbitrary value)

bg-[#5b577a]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#5b577a (#5b577a) is rgb(91, 87, 122) in RGB.

No, #5b577a 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 #5b577a, or check how it holds up for accessibility.

Generate a palette → Check contrast