#4b4f57

Color #4b4f57

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 6.77 Nearest Tailwind class zinc-600 #52525c · ΔE 3.1

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Conversions

HEX

#4b4f57

RGB

rgb(75, 79, 87)

HSL

hsl(220, 7.4%, 31.8%)

HSV / HSB

hsv(220, 13.8%, 34.1%)

CMYK

cmyk(13.8%, 9.2%, 0%, 65.9%)

LAB

lab(33.51, 0.26, -5.25)

LCH

lch(33.51, 5.26, 272.84)

OKLCH

oklch(42.7%, 0.0142, 264.33)

HWB

hwb(220, 29.4%, 65.9%)

Harmony colors

Complementary

#57534b

Analogous

#4b5557

#4b4f57

#4d4b57

Triadic

#4b4f57

#574b4f

#4f574b

Split-complementary

#4b4f57

#574d4b

#55574b

Tetradic

#4b4f57

#534b57

#57534b

#4f574b

Square

#4b4f57

#574b55

#57534b

#4b574d

Shades

Color #4b4f57 mixed toward black.

#3f4249

#32353a

#26282c

#191a1d

#0d0d0f

Tints

Color #4b4f57 mixed toward white.

#666b76

#828894

#a2a6ae

#c1c4c9

#e0e1e4

Tones

Color #4b4f57 mixed toward gray.

#4c4f56

#4d5055

#4e5054

#4f5053

#505152

Accessibility

Aa White text on this color

8.22:1

Aa Black text on this color

2.56:1

White text reads better on this background (8.22:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#4d4d55 · ΔE 2.3

Deuteranopia

#4d4c55 · ΔE 3.2

Tritanopia

#4b5453 · ΔE 6.9

Achromatopsia

#4f4f4f · ΔE 4.7

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

Code

CSS

background-color: #4b4f57;

Tailwind (arbitrary value)

bg-[#4b4f57]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#4b4f57 (#4b4f57) is rgb(75, 79, 87) in RGB.

No, #4b4f57 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

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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 #4b4f57, or check how it holds up for accessibility.

Generate a palette → Check contrast