#66D73A#66D73A

#66D73A is a light, highly saturated green. Relative luminance 0.517; OKLCH L 78.3% C 0.217 H 138.6°. Best body text is #000000 at 11.35:1 contrast (WCAG AA passes).

Color values

HEX#66D73A
RGBrgb(102, 215, 58)
HSLhsl(103, 66%, 54%)
HSVhsv(103, 73%, 84%)
CMYKcmyk(52.6%, 0%, 73%, 15.7%)
CIE-LABlab(77.12, -58.90, 63.66)
CIE-LCHlch(77.12, 86.73, 132.77°)
OKLaboklab(78.32% -0.1625 0.1434)
OKLCHoklch(78.32% 0.217 138.6)
XYZxyz(30.5425, 51.7288, 12.3774)
Luminance0.5173 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66D73A #AB3AD7
analogous
#B4D73A #66D73A #3AD75C
triadic
#66D73A #3A66D7 #D73A66
tetradic
#66D73A #3AB4D7 #AB3AD7 #D75C3A
square
#66D73A #3AB4D7 #AB3AD7 #D75C3A
split-complementary
#66D73A #5C3AD7 #D73AB4
monochromatic
#357D19 #4BB024 #66D73A #8EE16D #B5ECA0

Accessibility & contrast

On white

1.85
#66D73A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.35
#66D73A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D73A
11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66D73A#FFFFFF#000000##000000
##66D73A1.001.8511.3511.35
#FFFFFF1.851.0021.0021.00
#00000011.3521.001.001.00
##00000011.3521.001.001.00

Color blindness preview

Protanopia (red-blind)
#DEC41C
Deuteranopia (green-blind)
#CFBB4A
Tritanopia (blue-blind)
#5CD0B9
Achromatopsia (no color)
#BEBEBE

Design tokens & code

CSS
--color: #66d73a;
/* rgb */ color: rgb(102, 215, 58);
/* oklch */ color: oklch(78.3% 0.217 138.6);
Tailwind
colors: {
  custom: {
    50: '#9ce47a',
    500: '#66d73a',
    950: '#000000',
  },
}
SCSS
$custom: #66d73a;
$custom-light: #9ce47a;
$custom-dark: #000000;
JSON
{
  "hex": "#66d73a",
  "rgb": {
    "r": 102,
    "g": 215,
    "b": 58
  },
  "hsl": {
    "h": 103.185,
    "s": 66.245,
    "l": 53.529
  },
  "oklch": {
    "l": 0.78319,
    "c": 0.21673,
    "h": 138.6
  },
  "luminance": 0.51731
}

Semantic roles & 50–950 ramp

primary
#66D73A
secondary
#6D3185
accent
#3FE9B9
background
#FCFEFB
surface
#F6FCF2
border
#D0D5CC
text
#0F160A
muted
#80847D

Preview Lab

Preview with #66D73A

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

Preview Lab → · Contrast checker → · Palette generator →

#66D73A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva