#4b5971

Color #4b5971

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 12.51 Nearest Tailwind class slate-600 #45556c · ΔE 1.9

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Conversions

HEX

#4b5971

RGB

rgb(75, 89, 113)

HSL

hsl(217.9, 20.2%, 36.9%)

HSV / HSB

hsv(217.9, 33.6%, 44.3%)

CMYK

cmyk(33.6%, 21.2%, 0%, 55.7%)

LAB

lab(37.54, 0.89, -15.42)

LCH

lch(37.54, 15.45, 273.3)

OKLCH

oklch(46.2%, 0.043, 261.04)

HWB

hwb(217.9, 29.4%, 55.7%)

Harmony colors

Complementary

#71634b

Analogous

#4b6c71

#4b5971

#504b71

Triadic

#4b5971

#714b59

#59714b

Split-complementary

#4b5971

#71504b

#6c714b

Tetradic

#4b5971

#634b71

#71634b

#59714b

Square

#4b5971

#714b6c

#71634b

#4b7150

Shades

Color #4b5971 mixed toward black.

#3f4a5e

#323b4b

#262d39

#191e26

#0d0f13

Tints

Color #4b5971 mixed toward white.

#607291

#7e8ea9

#9eaabf

#bfc7d4

#dfe3ea

Tones

Color #4b5971 mixed toward gray.

#4e5a6e

#515b6b

#555c68

#585c64

#5b5d61

Accessibility

Aa White text on this color

7.08:1

Aa Black text on this color

2.97:1

White text reads better on this background (7.08:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#51526c · ΔE 6.4

Deuteranopia

#51506a · ΔE 7.4

Tritanopia

#4c6766 · ΔE 15.4

Achromatopsia

#585858 · ΔE 11.5

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

Code

CSS

background-color: #4b5971;

Tailwind (arbitrary value)

bg-[#4b5971]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#4b5971 (#4b5971) is rgb(75, 89, 113) in RGB.

No, #4b5971 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 #4b5971, or check how it holds up for accessibility.

Generate a palette → Check contrast