#2f3837

Color #2f3837

A nearly neutral, gray-leaning dark cyan.

Closest named color Charcoal #36454f · ΔE 9.31 Nearest Tailwind class mist-700 #394447 · ΔE 4.6

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Conversions

HEX

#2f3837

RGB

rgb(47, 56, 55)

HSL

hsl(173.3, 8.7%, 20.2%)

HSV / HSB

hsv(173.3, 16.1%, 22%)

CMYK

cmyk(16.1%, 0%, 1.8%, 78%)

LAB

lab(22.68, -4.02, -0.65)

LCH

lch(22.68, 4.07, 189.18)

OKLCH

oklch(33.2%, 0.0122, 188.46)

HWB

hwb(173.3, 18.4%, 78%)

Harmony colors

Complementary

#382f30

Analogous

#2f3833

#2f3837

#2f3538

Triadic

#2f3837

#372f38

#38372f

Split-complementary

#2f3837

#382f35

#38332f

Tetradic

#2f3837

#2f3038

#382f30

#38372f

Square

#2f3837

#332f38

#382f30

#35382f

Shades

Color #2f3837 mixed toward black.

#272f2e

#1f2525

#181c1b

#101312

#080909

Tints

Color #2f3837 mixed toward white.

#4e5d5b

#6d827f

#90a2a0

#b5c1c0

#dae0df

Tones

Color #2f3837 mixed toward gray.

#303736

#313636

#313635

#323535

#333434

Accessibility

Aa White text on this color

12.06:1

Aa Black text on this color

1.74:1

White text reads better on this background (12.06:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#333337 · ΔE 7

Deuteranopia

#333237 · ΔE 8

Tritanopia

#2f3737 · ΔE 1

Achromatopsia

#363636 · ΔE 5.3

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

Code

CSS

background-color: #2f3837;

Tailwind (arbitrary value)

bg-[#2f3837]

Related colors

Turquoise #40e0d0

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#2f3837 (#2f3837) is rgb(47, 56, 55) in RGB.

No, #2f3837 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 #2f3837, or check how it holds up for accessibility.

Generate a palette → Check contrast