#66F981#66F981

#66F981 is a very light, highly saturated green. Relative luminance 0.722; OKLCH L 87.5% C 0.205 H 147.1°. Best body text is #000000 at 15.43:1 contrast (WCAG AA passes).

Color values

HEX#66F981
RGBrgb(102, 249, 129)
HSLhsl(131, 92%, 69%)
HSVhsv(131, 59%, 98%)
CMYKcmyk(59%, 0%, 48.2%, 2.4%)
CIE-LABlab(88.04, -63.70, 45.85)
CIE-LCHlch(88.04, 78.48, 144.25°)
OKLaboklab(87.54% -0.1722 0.1113)
OKLCHoklch(87.54% 0.205 147.1)
XYZxyz(43.3147, 72.1570, 32.4097)
Luminance0.7216 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66F981 #F966DE
analogous
#95F966 #66F981 #66F9CA
triadic
#66F981 #8166F9 #F98166
tetradic
#66F981 #6695F9 #F966DE #F9CA66
square
#66F981 #6695F9 #F966DE #F9CA66
split-complementary
#66F981 #CA66F9 #F96695
monochromatic
#09DC2F #2BF751 #66F981 #A1FBB1 #DCFEE2

Accessibility & contrast

On white

1.36
#66F981 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.43
#66F981 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F981
15.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66F981#FFFFFF#000000##000000
##66F9811.001.3615.4315.43
#FFFFFF1.361.0021.0021.00
#00000015.4321.001.001.00
##00000015.4321.001.001.00

Color blindness preview

Protanopia (red-blind)
#FCE577
Deuteranopia (green-blind)
#E9D889
Tritanopia (blue-blind)
#42F4DD
Achromatopsia (no color)
#DDDDDD

Design tokens & code

CSS
--color: #66f981;
/* rgb */ color: rgb(102, 249, 129);
/* oklch */ color: oklch(87.5% 0.205 147.1);
Tailwind
colors: {
  custom: {
    50: '#9efca7',
    500: '#66f981',
    950: '#000000',
  },
}
SCSS
$custom: #66f981;
$custom-light: #9efca7;
$custom-dark: #000000;
JSON
{
  "hex": "#66f981",
  "rgb": {
    "r": 102,
    "g": 249,
    "b": 129
  },
  "hsl": {
    "h": 131.02,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.87538,
    "c": 0.20505,
    "h": 147.1
  },
  "luminance": 0.72161
}

Semantic roles & 50–950 ramp

primary
#66F981
secondary
#D330B5
accent
#00BBE6
background
#FDFFFC
surface
#F7FFF6
border
#D0D7D0
text
#101810
muted
#818680

Preview Lab

Preview with #66F981

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

Preview Lab → · Contrast checker → · Palette generator →

#66F981 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva