#66F4A4#66F4A4

#66F4A4 is a very light, vivid green. Relative luminance 0.702; OKLCH L 86.9% C 0.167 H 155.7°. Best body text is #000000 at 15.04:1 contrast (WCAG AA passes).

Color values

HEX#66F4A4
RGBrgb(102, 244, 164)
HSLhsl(146, 87%, 68%)
HSVhsv(146, 58%, 96%)
CMYKcmyk(58.2%, 0%, 32.8%, 4.3%)
CIE-LABlab(87.10, -56.05, 27.34)
CIE-LCHlch(87.10, 62.36, 154.00°)
OKLaboklab(86.93% -0.1524 0.0689)
OKLCHoklch(86.93% 0.167 155.7)
XYZxyz(44.5273, 70.2022, 46.3186)
Luminance0.7021 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66F4A4 #F466B6
analogous
#6FF466 #66F4A4 #66F4EB
triadic
#66F4A4 #A466F4 #F4A466
tetradic
#66F4A4 #666FF4 #F466B6 #F4EB66
square
#66F4A4 #666FF4 #F466B6 #F4EB66
split-complementary
#66F4A4 #EB66F4 #F4666F
monochromatic
#0FD164 #2DF082 #66F4A4 #9FF8C6 #D8FCE8

Accessibility & contrast

On white

1.40
#66F4A4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.04
#66F4A4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F4A4
15.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66F4A4#FFFFFF#000000##000000
##66F4A41.001.4015.0415.04
#FFFFFF1.401.0021.0021.00
#00000015.0421.001.001.00
##00000015.0421.001.001.00

Color blindness preview

Protanopia (red-blind)
#F3E29F
Deuteranopia (green-blind)
#E0D5A9
Tritanopia (blue-blind)
#31F2DF
Achromatopsia (no color)
#DADADA

Design tokens & code

CSS
--color: #66f4a4;
/* rgb */ color: rgb(102, 244, 164);
/* oklch */ color: oklch(86.9% 0.167 155.7);
Tailwind
colors: {
  custom: {
    50: '#9df9bf',
    500: '#66f4a4',
    950: '#000000',
  },
}
SCSS
$custom: #66f4a4;
$custom-light: #9df9bf;
$custom-dark: #000000;
JSON
{
  "hex": "#66f4a4",
  "rgb": {
    "r": 102,
    "g": 244,
    "b": 164
  },
  "hsl": {
    "h": 146.197,
    "s": 86.585,
    "l": 67.843
  },
  "oklch": {
    "l": 0.86933,
    "c": 0.16726,
    "h": 155.7
  },
  "luminance": 0.70206
}

Semantic roles & 50–950 ramp

primary
#66F4A4
secondary
#CC3289
accent
#0281E3
background
#FCFFFD
surface
#F6FFF8
border
#D0D7D1
text
#0F1712
muted
#808582

Preview Lab

Preview with #66F4A4

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

Preview Lab → · Contrast checker → · Palette generator →

#66F4A4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva