#66DF55#66DF55

#66DF55 is a light, highly saturated green. Relative luminance 0.563; OKLCH L 80.6% C 0.208 H 141.3°. Best body text is #000000 at 12.25:1 contrast (WCAG AA passes).

Color values

HEX#66DF55
RGBrgb(102, 223, 85)
HSLhsl(113, 68%, 60%)
HSVhsv(113, 62%, 87%)
CMYKcmyk(54.3%, 0%, 61.9%, 12.5%)
CIE-LABlab(79.76, -59.54, 55.98)
CIE-LCHlch(79.76, 81.72, 136.77°)
OKLaboklab(80.56% -0.1627 0.1304)
OKLCHoklch(80.56% 0.208 141.3)
XYZxyz(33.5053, 56.2532, 17.6849)
Luminance0.5626 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66DF55 #CE55DF
analogous
#ABDF55 #66DF55 #55DF89
triadic
#66DF55 #5566DF #DF5566
tetradic
#66DF55 #55ABDF #CE55DF #DF8955
square
#66DF55 #55ABDF #CE55DF #DF8955
split-complementary
#66DF55 #8955DF #DF55AB
monochromatic
#2D9C1D #3CD027 #66DF55 #94E989 #C3F2BC

Accessibility & contrast

On white

1.71
#66DF55 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.25
#66DF55 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DF55
12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66DF55#FFFFFF#000000##000000
##66DF551.001.7112.2512.25
#FFFFFF1.711.0021.0021.00
#00000012.2521.001.001.00
##00000012.2521.001.001.00

Color blindness preview

Protanopia (red-blind)
#E4CC45
Deuteranopia (green-blind)
#D5C260
Tritanopia (blue-blind)
#56D8C2
Achromatopsia (no color)
#C6C6C6

Design tokens & code

CSS
--color: #66df55;
/* rgb */ color: rgb(102, 223, 85);
/* oklch */ color: oklch(80.6% 0.208 141.3);
Tailwind
colors: {
  custom: {
    50: '#9cea8a',
    500: '#66df55',
    950: '#000000',
  },
}
SCSS
$custom: #66df55;
$custom-light: #9cea8a;
$custom-dark: #000000;
JSON
{
  "hex": "#66df55",
  "rgb": {
    "r": 102,
    "g": 223,
    "b": 85
  },
  "hsl": {
    "h": 112.609,
    "s": 68.317,
    "l": 60.392
  },
  "oklch": {
    "l": 0.80558,
    "c": 0.20847,
    "h": 141.3
  },
  "luminance": 0.56256
}

Semantic roles & 50–950 ramp

primary
#66DF55
secondary
#9338A0
accent
#15D0B9
background
#FCFEFC
surface
#F6FDF4
border
#D0D5CE
text
#0F160C
muted
#80847F

Preview Lab

Preview with #66DF55

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

Preview Lab → · Contrast checker → · Palette generator →

#66DF55 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva