#212c2b

Color #212c2b

A nearly neutral, gray-leaning very dark cyan.

Closest named color Charcoal #36454f · ΔE 13.52 Nearest Tailwind class mist-800 #22292b · ΔE 3.4

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Conversions

HEX

#212c2b

RGB

rgb(33, 44, 43)

HSL

hsl(174.5, 14.3%, 15.1%)

HSV / HSB

hsv(174.5, 25%, 17.3%)

CMYK

cmyk(25%, 0%, 2.3%, 82.7%)

LAB

lab(16.98, -4.97, -0.91)

LCH

lch(16.98, 5.05, 190.38)

OKLCH

oklch(28.2%, 0.0152, 189.46)

HWB

hwb(174.5, 12.9%, 82.7%)

Harmony colors

Complementary

#2c2122

Analogous

#212c25

#212c2b

#21282c

Triadic

#212c2b

#2b212c

#2c2b21

Split-complementary

#212c2b

#2c2128

#2c2521

Tetradic

#212c2b

#21222c

#2c2122

#2c2b21

Square

#212c2b

#25212c

#2c2122

#282c21

Shades

Color #212c2b mixed toward black.

#1b2524

#161d1d

#101616

#0b0f0e

#050707

Tints

Color #212c2b mixed toward white.

#405553

#5f7e7c

#83a29f

#adc1bf

#d6e0df

Tones

Color #212c2b mixed toward gray.

#222b2a

#232a2a

#242929

#252828

#262727

Accessibility

Aa White text on this color

14.39:1

Aa Black text on this color

1.46:1

White text reads better on this background (14.39:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#26262b · ΔE 8.5

Deuteranopia

#26252b · ΔE 9.6

Tritanopia

#222b2b · ΔE 1.3

Achromatopsia

#2a2a2a · ΔE 6.4

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

Code

CSS

background-color: #212c2b;

Tailwind (arbitrary value)

bg-[#212c2b]

Related colors

Turquoise #40e0d0

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#212c2b (#212c2b) is rgb(33, 44, 43) in RGB.

No, #212c2b 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 #212c2b, or check how it holds up for accessibility.

Generate a palette → Check contrast