#5b5f77

Color #5b5f77

A nearly neutral, gray-leaning medium blue.

Closest named color Slate Gray #708090 · ΔE 14.02 Nearest Tailwind class slate-600 #45556c · ΔE 7

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Conversions

HEX

#5b5f77

RGB

rgb(91, 95, 119)

HSL

hsl(231.4, 13.3%, 41.2%)

HSV / HSB

hsv(231.4, 23.5%, 46.7%)

CMYK

cmyk(23.5%, 20.2%, 0%, 53.3%)

LAB

lab(40.8, 4.15, -14.02)

LCH

lch(40.8, 14.62, 286.49)

OKLCH

oklch(49.1%, 0.0387, 277.42)

HWB

hwb(231.4, 35.7%, 53.3%)

Harmony colors

Complementary

#77735b

Analogous

#5b6d77

#5b5f77

#655b77

Triadic

#5b5f77

#775b5f

#5f775b

Split-complementary

#5b5f77

#77655b

#6d775b

Tetradic

#5b5f77

#735b77

#77735b

#5f775b

Square

#5b5f77

#775b6d

#77735b

#5b7765

Shades

Color #5b5f77 mixed toward black.

#4c4f63

#3d3f4f

#2e303c

#1e2028

#0f1014

Tints

Color #5b5f77 mixed toward white.

#717693

#8e92a8

#aaadbe

#c6c8d4

#e3e4e9

Tones

Color #5b5f77 mixed toward gray.

#5d6175

#606272

#626470

#64666e

#67676b

Accessibility

Aa White text on this color

6.27:1

Aa Black text on this color

3.35:1

White text reads better on this background (6.27:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5d5d72 · ΔE 2

Deuteranopia

#5d5c70 · ΔE 2.7

Tritanopia

#5b6d6c · ΔE 16

Achromatopsia

#606060 · ΔE 11.4

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

Code

CSS

background-color: #5b5f77;

Tailwind (arbitrary value)

bg-[#5b5f77]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#5b5f77 (#5b5f77) is rgb(91, 95, 119) in RGB.

No, #5b5f77 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 #5b5f77, or check how it holds up for accessibility.

Generate a palette → Check contrast