#66FA78#66FA78

#66FA78 is a very light, highly saturated green. Relative luminance 0.726; OKLCH L 87.7% C 0.214 H 145.7°. Best body text is #000000 at 15.51:1 contrast (WCAG AA passes).

Color values

HEX#66FA78
RGBrgb(102, 250, 120)
HSLhsl(127, 94%, 69%)
HSVhsv(127, 59%, 98%)
CMYKcmyk(59.2%, 0%, 52%, 2%)
CIE-LABlab(88.23, -65.28, 50.30)
CIE-LCHlch(88.23, 82.41, 142.39°)
OKLaboklab(87.66% -0.1767 0.1208)
OKLCHoklch(87.66% 0.214 145.7)
XYZxyz(43.0526, 72.5480, 29.5000)
Luminance0.7255 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66FA78 #FA66E8
analogous
#9EFA66 #66FA78 #66FAC2
triadic
#66FA78 #7866FA #FA7866
tetradic
#66FA78 #669EFA #FA66E8 #FAC266
square
#66FA78 #669EFA #FA66E8 #FAC266
split-complementary
#66FA78 #C266FA #FA669E
monochromatic
#07DE21 #2BF844 #66FA78 #A1FCAC #DDFEE1

Accessibility & contrast

On white

1.35
#66FA78 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.51
#66FA78 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FA78
15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66FA78#FFFFFF#000000##000000
##66FA781.001.3515.5115.51
#FFFFFF1.351.0021.0021.00
#00000015.5121.001.001.00
##00000015.5121.001.001.00

Color blindness preview

Protanopia (red-blind)
#FEE56C
Deuteranopia (green-blind)
#EBD882
Tritanopia (blue-blind)
#45F4DC
Achromatopsia (no color)
#DDDDDD

Design tokens & code

CSS
--color: #66fa78;
/* rgb */ color: rgb(102, 250, 120);
/* oklch */ color: oklch(87.7% 0.214 145.7);
Tailwind
colors: {
  custom: {
    50: '#9ffda2',
    500: '#66fa78',
    950: '#000000',
  },
}
SCSS
$custom: #66fa78;
$custom-light: #9ffda2;
$custom-dark: #000000;
JSON
{
  "hex": "#66fa78",
  "rgb": {
    "r": 102,
    "g": 250,
    "b": 120
  },
  "hsl": {
    "h": 127.297,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.87656,
    "c": 0.21402,
    "h": 145.7
  },
  "luminance": 0.72552
}

Semantic roles & 50–950 ramp

primary
#66FA78
secondary
#D430C0
accent
#00CAE6
background
#FDFFFC
surface
#F7FFF5
border
#D0D7CF
text
#10180F
muted
#818680

Preview Lab

Preview with #66FA78

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

Preview Lab → · Contrast checker → · Palette generator →

#66FA78 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva