#212f31

Color #212f31

A muted very dark cyan.

Closest named color Charcoal #36454f · ΔE 11.37 Nearest Tailwind class mist-800 #22292b · ΔE 3.6

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#212f31

RGB

rgb(33, 47, 49)

HSL

hsl(187.5, 19.5%, 16.1%)

HSV / HSB

hsv(187.5, 32.7%, 19.2%)

CMYK

cmyk(32.7%, 4.1%, 0%, 80.8%)

LAB

lab(18.27, -5.26, -3.19)

LCH

lch(18.27, 6.15, 211.24)

OKLCH

oklch(29.3%, 0.0191, 207.1)

HWB

hwb(187.5, 12.9%, 80.8%)

Harmony colors

Complementary

#312321

Analogous

#21312b

#212f31

#212731

Triadic

#212f31

#31212f

#2f3121

Split-complementary

#212f31

#312127

#312b21

Tetradic

#212f31

#232131

#312321

#2f3121

Square

#212f31

#2b2131

#312321

#273121

Shades

Color #212f31 mixed toward black.

#1c2729

#161f21

#111819

#0b1010

#060808

Tints

Color #212f31 mixed toward white.

#3e585c

#5a8186

#7fa4a9

#aac2c6

#d4e1e2

Tones

Color #212f31 mixed toward gray.

#222e30

#242d2e

#252c2d

#262b2c

#282a2a

Accessibility

Aa White text on this color

13.86:1

Aa Black text on this color

1.52:1

White text reads better on this background (13.86:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#282831 · ΔE 10.2

Deuteranopia

#272630 · ΔE 11.3

Tritanopia

#223030 · ΔE 1.4

Achromatopsia

#2d2d2d · ΔE 7.1

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

Code

CSS

background-color: #212f31;

Tailwind (arbitrary value)

bg-[#212f31]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Light Blue #add8e6

Aqua #00ffff

Azure #f0ffff

Frequently asked questions

#212f31 (#212f31) is rgb(33, 47, 49) in RGB.

No, #212f31 is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #212f31, or check how it holds up for accessibility.

Generate a palette → Check contrast