#66FD6A#66FD6A

#66FD6A is a very light, highly saturated green. Relative luminance 0.741; OKLCH L 88.2% C 0.229 H 143.7°. Best body text is #000000 at 15.82:1 contrast (WCAG AA passes).

Color values

HEX#66FD6A
RGBrgb(102, 253, 106)
HSLhsl(122, 97%, 70%)
HSVhsv(122, 60%, 99%)
CMYKcmyk(59.7%, 0%, 58.1%, 0.8%)
CIE-LABlab(88.98, -68.04, 57.45)
CIE-LCHlch(88.98, 89.05, 139.82°)
OKLaboklab(88.22% -0.1847 0.1354)
OKLCHoklch(88.22% 0.229 143.7)
XYZxyz(43.2038, 74.1119, 25.6611)
Luminance0.7412 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66FD6A #FD66F9
analogous
#AEFD66 #66FD6A #66FDB5
triadic
#66FD6A #6A66FD #FD6A66
tetradic
#66FD6A #66AEFD #FD66F9 #FDB566
square
#66FD6A #66AEFD #FD66F9 #FDB566
split-complementary
#66FD6A #B566FD #FD66AE
monochromatic
#03E609 #2AFC2F #66FD6A #A2FEA5 #DFFFE0

Accessibility & contrast

On white

1.33
#66FD6A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.82
#66FD6A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FD6A
15.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66FD6A#FFFFFF#000000##000000
##66FD6A1.001.3315.8215.82
#FFFFFF1.331.0021.0021.00
#00000015.8221.001.001.00
##00000015.8221.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFE75B
Deuteranopia (green-blind)
#EFDA76
Tritanopia (blue-blind)
#48F6DD
Achromatopsia (no color)
#DFDFDF

Design tokens & code

CSS
--color: #66fd6a;
/* rgb */ color: rgb(102, 253, 106);
/* oklch */ color: oklch(88.2% 0.229 143.7);
Tailwind
colors: {
  custom: {
    50: '#a0ff99',
    500: '#66fd6a',
    950: '#000000',
  },
}
SCSS
$custom: #66fd6a;
$custom-light: #a0ff99;
$custom-dark: #000000;
JSON
{
  "hex": "#66fd6a",
  "rgb": {
    "r": 102,
    "g": 253,
    "b": 106
  },
  "hsl": {
    "h": 121.589,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.88221,
    "c": 0.22899,
    "h": 143.7
  },
  "luminance": 0.74116
}

Semantic roles & 50–950 ramp

primary
#66FD6A
secondary
#D82FD3
accent
#00DFE6
background
#FDFFFC
surface
#F7FFF5
border
#D0D7CF
text
#10180E
muted
#81867F

Preview Lab

Preview with #66FD6A

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

Preview Lab → · Contrast checker → · Palette generator →

#66FD6A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva