#3dff66

Color #3dff66

A vivid, highly saturated light green.

Closest named color Spring Green #00ff7f · ΔE 11.58 Nearest Tailwind class green-400 #05df72 · ΔE 8.4

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

Conversions

HEX

#3dff66

RGB

rgb(61, 255, 102)

HSL

hsl(132.7, 100%, 62%)

HSV / HSB

hsv(132.7, 76.1%, 100%)

CMYK

cmyk(76.1%, 0%, 60%, 0%)

LAB

lab(88.67, -76.22, 58.59)

LCH

lch(88.67, 96.14, 142.45)

OKLCH

oklch(87.7%, 0.2472, 146.15)

HWB

hwb(132.7, 23.9%, 0%)

Harmony colors

Complementary

#ff3dd6

Analogous

#75ff3d

#3dff66

#3dffc7

Triadic

#3dff66

#663dff

#ff663d

Split-complementary

#3dff66

#c73dff

#ff3d75

Tetradic

#3dff66

#3dd6ff

#ff3dd6

#ff663d

Square

#3dff66

#3d75ff

#ff3dd6

#ffc73d

Shades

Color #3dff66 mixed toward black.

#09ff3d

#00d32d

#009e21

#006916

#00350b

Tints

Color #3dff66 mixed toward white.

#5dff80

#7eff99

#9effb3

#beffcc

#dfffe6

Tones

Color #3dff66 mixed toward gray.

#4def70

#5edf79

#6ecf82

#7ebe8b

#8eae95

Accessibility

Aa White text on this color

1.34:1

Aa Black text on this color

15.69:1

Black text reads better on this background (15.69:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#b5b69e · ΔE 28

Deuteranopia

#aa9ca8 · ΔE 49.1

Tritanopia

#57bdc3 · ΔE 34.4

Achromatopsia

#dfdfdf · ΔE 30.4

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

Code

CSS

background-color: #3dff66;

Tailwind (arbitrary value)

bg-[#3dff66]

Related colors

Forest Green #228b22

Mint Green #98ff98

Dark Green #006400

Dark Sea Green #8fbc8f

Green #008000

Honeydew #f0fff0

Frequently asked questions

#3dff66 (#3dff66) is rgb(61, 255, 102) in RGB.

No, #3dff66 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 #3dff66, or check how it holds up for accessibility.

Generate a palette → Check contrast