#2f3839

Color #2f3839

A nearly neutral, gray-leaning dark cyan.

Closest named color Charcoal #36454f · ΔE 8.28 Nearest Tailwind class mist-700 #394447 · ΔE 4

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Conversions

HEX

#2f3839

RGB

rgb(47, 56, 57)

HSL

hsl(186, 9.6%, 20.4%)

HSV / HSB

hsv(186, 17.5%, 22.4%)

CMYK

cmyk(17.5%, 1.8%, 0%, 77.6%)

LAB

lab(22.75, -3.51, -1.9)

LCH

lch(22.75, 3.99, 208.43)

OKLCH

oklch(33.3%, 0.0122, 204.68)

HWB

hwb(186, 18.4%, 77.6%)

Harmony colors

Complementary

#39302f

Analogous

#2f3935

#2f3839

#2f3339

Triadic

#2f3839

#392f38

#38392f

Split-complementary

#2f3839

#392f33

#39352f

Tetradic

#2f3839

#302f39

#39302f

#38392f

Square

#2f3839

#352f39

#39302f

#33392f

Shades

Color #2f3839 mixed toward black.

#272f30

#1f2526

#181c1d

#101313

#08090a

Tints

Color #2f3839 mixed toward white.

#4e5c5e

#6c8183

#90a1a3

#b5c1c2

#dae0e0

Tones

Color #2f3839 mixed toward gray.

#303738

#313737

#323637

#323536

#333535

Accessibility

Aa White text on this color

12.03:1

Aa Black text on this color

1.75:1

White text reads better on this background (12.03:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#333339 · ΔE 7

Deuteranopia

#333239 · ΔE 8

Tritanopia

#2f3939 · ΔE 1

Achromatopsia

#363636 · ΔE 5

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

Code

CSS

background-color: #2f3839;

Tailwind (arbitrary value)

bg-[#2f3839]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#2f3839 (#2f3839) is rgb(47, 56, 57) in RGB.

No, #2f3839 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 #2f3839, or check how it holds up for accessibility.

Generate a palette → Check contrast