#66FA6F#66FA6F

#66FA6F is a very light, highly saturated green. Relative luminance 0.723; OKLCH L 87.5% C 0.221 H 144.4°. Best body text is #000000 at 15.47:1 contrast (WCAG AA passes).

Color values

HEX#66FA6F
RGBrgb(102, 250, 111)
HSLhsl(124, 94%, 69%)
HSVhsv(124, 59%, 98%)
CMYKcmyk(59.2%, 0%, 55.6%, 2%)
CIE-LABlab(88.13, -66.41, 54.26)
CIE-LCHlch(88.13, 85.76, 140.75°)
OKLaboklab(87.54% -0.18 0.1289)
OKLCHoklch(87.54% 0.221 144.4)
XYZxyz(42.5318, 72.3397, 26.7574)
Luminance0.7234 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66FA6F #FA66F1
analogous
#A7FA66 #66FA6F #66FAB9
triadic
#66FA6F #6F66FA #FA6F66
tetradic
#66FA6F #66A7FA #FA66F1 #FAB966
square
#66FA6F #66A7FA #FA66F1 #FAB966
split-complementary
#66FA6F #B966FA #FA66A7
monochromatic
#07DE14 #2BF837 #66FA6F #A1FCA7 #DDFEDF

Accessibility & contrast

On white

1.36
#66FA6F on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.47
#66FA6F on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FA6F
15.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66FA6F#FFFFFF#000000##000000
##66FA6F1.001.3615.4715.47
#FFFFFF1.361.0021.0021.00
#00000015.4721.001.001.00
##00000015.4721.001.001.00

Color blindness preview

Protanopia (red-blind)
#FEE561
Deuteranopia (green-blind)
#ECD87A
Tritanopia (blue-blind)
#48F4DB
Achromatopsia (no color)
#DDDDDD

Design tokens & code

CSS
--color: #66fa6f;
/* rgb */ color: rgb(102, 250, 111);
/* oklch */ color: oklch(87.5% 0.221 144.4);
Tailwind
colors: {
  custom: {
    50: '#9ffd9c',
    500: '#66fa6f',
    950: '#000000',
  },
}
SCSS
$custom: #66fa6f;
$custom-light: #9ffd9c;
$custom-dark: #000000;
JSON
{
  "hex": "#66fa6f",
  "rgb": {
    "r": 102,
    "g": 250,
    "b": 111
  },
  "hsl": {
    "h": 123.649,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.87542,
    "c": 0.22142,
    "h": 144.4
  },
  "luminance": 0.72344
}

Semantic roles & 50–950 ramp

primary
#66FA6F
secondary
#D430CA
accent
#00D8E6
background
#FDFFFC
surface
#F7FFF5
border
#D0D7CF
text
#10180E
muted
#81867F

Preview Lab

Preview with #66FA6F

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

Preview Lab → · Contrast checker → · Palette generator →

#66FA6F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva