#21d01b

Color #21d01b

A vivid, highly saturated medium green.

Closest named color Lime Green #32cd32 · ΔE 7.87 Nearest Tailwind class green-500 #00c950 · ΔE 5.7

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Conversions

HEX

#21d01b

RGB

rgb(33, 208, 27)

HSL

hsl(118, 77%, 46.1%)

HSV / HSB

hsv(118, 87%, 81.6%)

CMYK

cmyk(84.1%, 0%, 87%, 18.4%)

LAB

lab(73.23, -71.32, 68.07)

LCH

lch(73.23, 98.59, 136.34)

OKLCH

oklch(74.6%, 0.2444, 142.41)

HWB

hwb(118, 10.6%, 18.4%)

Harmony colors

Complementary

#ca1bd0

Analogous

#7cd01b

#21d01b

#1bd070

Triadic

#21d01b

#1b21d0

#d01b21

Split-complementary

#21d01b

#701bd0

#d01b7c

Tetradic

#21d01b

#1bd0ca

#ca1bd0

#d01b21

Square

#21d01b

#1b7cd0

#ca1bd0

#d0701b

Shades

Color #21d01b mixed toward black.

#1cad17

#168b12

#11680e

#0b4509

#062305

Tints

Color #21d01b mixed toward white.

#3ae534

#62ea5d

#89ef85

#b0f4ae

#d8fad6

Tones

Color #21d01b mixed toward gray.

#2fc12a

#3db239

#4ba348

#599457

#678566

Accessibility

Aa White text on this color

2.08:1

Aa Black text on this color

10.1:1

Black text reads better on this background (10.1:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#919270 · ΔE 26.4

Deuteranopia

#887c7b · ΔE 41.2

Tritanopia

#3d9096 · ΔE 37.1

Achromatopsia

#b4b4b4 · ΔE 30.6

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

Code

CSS

background-color: #21d01b;

Tailwind (arbitrary value)

bg-[#21d01b]

Related colors

Forest Green #228b22

Mint Green #98ff98

Dark Green #006400

Dark Sea Green #8fbc8f

Green #008000

Honeydew #f0fff0

Frequently asked questions

#21d01b (#21d01b) is rgb(33, 208, 27) in RGB.

No, #21d01b 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.

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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 #21d01b, or check how it holds up for accessibility.

Generate a palette → Check contrast