#2b3131

Color #2b3131

A nearly neutral, gray-leaning very dark cyan.

Closest named color Charcoal #36454f · ΔE 11.17 Nearest Tailwind class mist-800 #22292b · ΔE 2.9

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Conversions

HEX

#2b3131

RGB

rgb(43, 49, 49)

HSL

hsl(180, 6.5%, 18%)

HSV / HSB

hsv(180, 12.2%, 19.2%)

CMYK

cmyk(12.2%, 0%, 0%, 80.8%)

LAB

lab(19.77, -2.59, -0.88)

LCH

lch(19.77, 2.74, 198.77)

OKLCH

oklch(30.7%, 0.0084, 196.7)

HWB

hwb(180, 16.9%, 80.8%)

Harmony colors

Complementary

#312b2b

Analogous

#2b312e

#2b3131

#2b2e31

Triadic

#2b3131

#312b31

#31312b

Split-complementary

#2b3131

#312b2e

#312e2b

Tetradic

#2b3131

#2b2b31

#312b2b

#31312b

Square

#2b3131

#2e2b31

#312b2b

#2e312b

Shades

Color #2b3131 mixed toward black.

#242929

#1d2121

#151818

#0e1010

#070808

Tints

Color #2b3131 mixed toward white.

#4c5656

#6c7b7b

#909d9d

#b5bebe

#dadede

Tones

Color #2b3131 mixed toward gray.

#2b3030

#2c3030

#2c2f2f

#2d2f2f

#2d2e2e

Accessibility

Aa White text on this color

13.24:1

Aa Black text on this color

1.59:1

White text reads better on this background (13.24:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2e2e31 · ΔE 4.8

Deuteranopia

#2d2d31 · ΔE 5.3

Tritanopia

#2b3131 · ΔE 0

Achromatopsia

#303030 · ΔE 3.7

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

Code

CSS

background-color: #2b3131;

Tailwind (arbitrary value)

bg-[#2b3131]

Related colors

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Dark Slate Gray #2f4f4f

Light Cyan #e0ffff

Pale Turquoise #afeeee

Frequently asked questions

#2b3131 (#2b3131) is rgb(43, 49, 49) in RGB.

No, #2b3131 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 #2b3131, or check how it holds up for accessibility.

Generate a palette → Check contrast