#373137

Color #373137

A nearly neutral, gray-leaning dark magenta.

Closest named color Charcoal #36454f · ΔE 11.48 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 5.4

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Conversions

HEX

#373137

RGB

rgb(55, 49, 55)

HSL

hsl(300, 5.8%, 20.4%)

HSV / HSB

hsv(300, 10.9%, 21.6%)

CMYK

cmyk(0%, 10.9%, 0%, 78.4%)

LAB

lab(21.15, 4.02, -2.82)

LCH

lch(21.15, 4.91, 324.95)

OKLCH

oklch(32.2%, 0.0134, 325.95)

HWB

hwb(300, 19.2%, 78.4%)

Harmony colors

Complementary

#313731

Analogous

#343137

#373137

#373134

Triadic

#373137

#373731

#313737

Split-complementary

#373137

#343731

#313734

Tetradic

#373137

#373131

#313731

#313737

Square

#373137

#373431

#313731

#313437

Shades

Color #373137 mixed toward black.

#2e292e

#252125

#1c191c

#121012

#090809

Tints

Color #373137 mixed toward white.

#5b515b

#7f717f

#9f949f

#bfb7bf

#dfdbdf

Tones

Color #373137 mixed toward gray.

#373237

#363236

#363336

#353335

#353435

Accessibility

Aa White text on this color

12.67:1

Aa Black text on this color

1.66:1

White text reads better on this background (12.67:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#343436 · ΔE 4.8

Deuteranopia

#353535 · ΔE 5.8

Tritanopia

#373434 · ΔE 4.5

Achromatopsia

#333333 · ΔE 5.8

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

Code

CSS

background-color: #373137;

Tailwind (arbitrary value)

bg-[#373137]

Related colors

Dark Magenta #8b008b

Fuchsia #ff00ff

Plum #dda0dd

Purple #800080

Thistle #d8bfd8

Violet #ee82ee

Frequently asked questions

#373137 (#373137) is rgb(55, 49, 55) in RGB.

No, #373137 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 #373137, or check how it holds up for accessibility.

Generate a palette → Check contrast