#66ffd3

Color #66ffd3

A vivid, highly saturated light green.

Closest named color Aquamarine #7fffd4 · ΔE 5.36 Nearest Tailwind class emerald-300 #5ee9b5 · ΔE 5.4

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

Conversions

HEX

#66ffd3

RGB

rgb(102, 255, 211)

HSL

hsl(162.7, 100%, 70%)

HSV / HSB

hsv(162.7, 60%, 100%)

CMYK

cmyk(60%, 0%, 17.3%, 0%)

LAB

lab(91.25, -50.78, 9.02)

LCH

lch(91.25, 51.57, 169.93)

OKLCH

oklch(90.6%, 0.1446, 170.85)

HWB

hwb(162.7, 40%, 0%)

Harmony colors

Complementary

#ff6692

Analogous

#66ff86

#66ffd3

#66dfff

Triadic

#66ffd3

#d366ff

#ffd366

Split-complementary

#66ffd3

#ff66df

#ff8666

Tetradic

#66ffd3

#6692ff

#ff6692

#ffd366

Square

#66ffd3

#8666ff

#ff6692

#dfff66

Shades

Color #66ffd3 mixed toward black.

#2bffc2

#00eea9

#00b37f

#007755

#003b2a

Tints

Color #66ffd3 mixed toward white.

#80ffda

#99ffe2

#b3ffe9

#ccfff0

#e5fff8

Tones

Color #66ffd3 mixed toward gray.

#73f2cd

#7fe5c8

#8cd9c3

#99ccbd

#a6bfb8

Accessibility

Aa White text on this color

1.25:1

Aa Black text on this color

16.81:1

Black text reads better on this background (16.81:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#bdbedf · ΔE 33.9

Deuteranopia

#b4a8e1 · ΔE 40.6

Tritanopia

#74e7e9 · ΔE 14.8

Achromatopsia

#e6e6e6 · ΔE 25.2

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

Code

CSS

background-color: #66ffd3;

Tailwind (arbitrary value)

bg-[#66ffd3]

Related colors

Aquamarine #7fffd4

Medium Aquamarine #66cdaa

Medium Spring Green #00fa9a

Turquoise #40e0d0

Mint Cream #f5fffa

Spring Green #00ff7f

Frequently asked questions

#66ffd3 (#66ffd3) is rgb(102, 255, 211) in RGB.

No, #66ffd3 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 #66ffd3, or check how it holds up for accessibility.

Generate a palette → Check contrast