#66d61c

Color #66d61c

A vivid, highly saturated medium green.

Closest named color Lime Green #32cd32 · ΔE 12.93 Nearest Tailwind class lime-500 #7ccf00 · ΔE 3.5

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

Conversions

HEX

#66d61c

RGB

rgb(102, 214, 28)

HSL

hsl(96.1, 76.9%, 47.5%)

HSV / HSB

hsv(96.1, 86.9%, 83.9%)

CMYK

cmyk(52.3%, 0%, 86.9%, 16.1%)

LAB

lab(76.68, -60.05, 71.47)

LCH

lch(76.68, 93.35, 130.04)

OKLCH

oklch(77.9%, 0.2284, 137.02)

HWB

hwb(96.1, 11%, 16.1%)

Harmony colors

Complementary

#8c1cd6

Analogous

#c3d61c

#66d61c

#1cd62f

Triadic

#66d61c

#1c66d6

#d61c66

Split-complementary

#66d61c

#2f1cd6

#d61cc3

Tetradic

#66d61c

#1cd68c

#8c1cd6

#d61c66

Square

#66d61c

#1cc3d6

#8c1cd6

#d62f1c

Shades

Color #66d61c mixed toward black.

#55b317

#448f13

#336b0e

#224709

#112405

Tints

Color #66d61c mixed toward white.

#7ee53a

#98ea61

#b2f089

#cbf5b0

#e5fad8

Tones

Color #66d61c mixed toward gray.

#69c72c

#6cb73b

#70a84b

#73985a

#76896a

Accessibility

Aa White text on this color

1.87:1

Aa Black text on this color

11.2:1

Black text reads better on this background (11.2:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#a3a473 · ΔE 21.9

Deuteranopia

#9d947e · ΔE 29.6

Tritanopia

#6f949b · ΔE 37.7

Achromatopsia

#bdbdbd · ΔE 30.1

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

Code

CSS

background-color: #66d61c;

Tailwind (arbitrary value)

bg-[#66d61c]

Related colors

Lawn Green #7cfc00

Chartreuse #7fff00

Green Yellow #adff2f

Dark Olive Green #556b2f

Yellow Green #9acd32

Olive Drab #6b8e23

Frequently asked questions

#66d61c (#66d61c) is rgb(102, 214, 28) in RGB.

No, #66d61c 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 #66d61c, or check how it holds up for accessibility.

Generate a palette → Check contrast