#66ED5D#66ED5D

#66ED5D is a very light, highly saturated green. Relative luminance 0.642; OKLCH L 84.1% C 0.220 H 142.3°. Best body text is #000000 at 13.84:1 contrast (WCAG AA passes).

Color values

HEX#66ED5D
RGBrgb(102, 237, 93)
HSLhsl(116, 80%, 65%)
HSVhsv(116, 61%, 93%)
CMYKcmyk(57%, 0%, 60.8%, 7.1%)
CIE-LABlab(84.06, -63.80, 57.42)
CIE-LCHlch(84.06, 85.83, 138.01°)
OKLaboklab(84.13% -0.1738 0.1342)
OKLCHoklch(84.13% 0.22 142.3)
XYZxyz(37.7375, 64.1801, 20.7531)
Luminance0.6418 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66ED5D #E45DED
analogous
#AEED5D #66ED5D #5DED9C
triadic
#66ED5D #5D66ED #ED5D66
tetradic
#66ED5D #5DAEED #E45DED #ED9C5D
square
#66ED5D #5DAEED #E45DED #ED9C5D
split-complementary
#66ED5D #9C5DED #ED5DAE
monochromatic
#1FBB15 #32E726 #66ED5D #9AF394 #CEF9CB

Accessibility & contrast

On white

1.52
#66ED5D on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.84
#66ED5D on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ED5D
13.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66ED5D#FFFFFF#000000##000000
##66ED5D1.001.5213.8413.84
#FFFFFF1.521.0021.0021.00
#00000013.8421.001.001.00
##00000013.8421.001.001.00

Color blindness preview

Protanopia (red-blind)
#F2D94D
Deuteranopia (green-blind)
#E1CD69
Tritanopia (blue-blind)
#51E6CE
Achromatopsia (no color)
#D2D2D2

Design tokens & code

CSS
--color: #66ed5d;
/* rgb */ color: rgb(102, 237, 93);
/* oklch */ color: oklch(84.1% 0.220 142.3);
Tailwind
colors: {
  custom: {
    50: '#9ef490',
    500: '#66ed5d',
    950: '#000000',
  },
}
SCSS
$custom: #66ed5d;
$custom-light: #9ef490;
$custom-dark: #000000;
JSON
{
  "hex": "#66ed5d",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 93
  },
  "hsl": {
    "h": 116.25,
    "s": 80,
    "l": 64.706
  },
  "oklch": {
    "l": 0.84126,
    "c": 0.21958,
    "h": 142.3
  },
  "luminance": 0.64183
}

Semantic roles & 50–950 ramp

primary
#66ED5D
secondary
#B134BA
accent
#09DCCF
background
#FCFFFC
surface
#F6FEF4
border
#D0D6CE
text
#10170D
muted
#80857F

Preview Lab

Preview with #66ED5D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#66ED5D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva