#21372c

Color #21372c

A muted very dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 12.96 Nearest Tailwind class emerald-950 #002c22 · ΔE 6.2

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

Conversions

HEX

#21372c

RGB

rgb(33, 55, 44)

HSL

hsl(150, 25%, 17.3%)

HSV / HSB

hsv(150, 40%, 21.6%)

CMYK

cmyk(40%, 0%, 20%, 78.4%)

LAB

lab(20.97, -11.7, 4.16)

LCH

lch(20.97, 12.42, 160.43)

OKLCH

oklch(31.5%, 0.0344, 161.88)

HWB

hwb(150, 12.9%, 78.4%)

Harmony colors

Complementary

#37212c

Analogous

#213721

#21372c

#213737

Triadic

#21372c

#2c2137

#372c21

Split-complementary

#21372c

#372137

#372121

Tetradic

#21372c

#212c37

#37212c

#372c21

Square

#21372c

#212137

#37212c

#373721

Shades

Color #21372c mixed toward black.

#1c2e25

#16251d

#111c16

#0b120f

#060907

Tints

Color #21372c mixed toward white.

#3b634f

#568f72

#7bb096

#a7cab9

#d3e5dc

Tones

Color #21372c mixed toward gray.

#23352c

#25332c

#27322c

#28302c

#2a2e2c

Accessibility

Aa White text on this color

12.75:1

Aa Black text on this color

1.65:1

White text reads better on this background (12.75:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2c2c2f · ΔE 14.5

Deuteranopia

#2b2930 · ΔE 17.5

Tritanopia

#223132 · ΔE 7.9

Achromatopsia

#323232 · ΔE 12.8

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

Code

CSS

background-color: #21372c;

Tailwind (arbitrary value)

bg-[#21372c]

Related colors

Mint Cream #f5fffa

Spring Green #00ff7f

Medium Sea Green #3cb371

Sea Green #2e8b57

Medium Spring Green #00fa9a

Medium Aquamarine #66cdaa

Frequently asked questions

#21372c (#21372c) is rgb(33, 55, 44) in RGB.

No, #21372c 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.

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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 #21372c, or check how it holds up for accessibility.

Generate a palette → Check contrast