#66EB66#66EB66

#66EB66 is a very light, highly saturated green. Relative luminance 0.632; OKLCH L 83.7% C 0.210 H 143.4°. Best body text is #000000 at 13.64:1 contrast (WCAG AA passes).

Color values

HEX#66EB66
RGBrgb(102, 235, 102)
HSLhsl(120, 77%, 66%)
HSVhsv(120, 57%, 92%)
CMYKcmyk(56.6%, 0%, 56.6%, 7.8%)
CIE-LABlab(83.55, -62.08, 52.89)
CIE-LCHlch(83.55, 81.56, 139.57°)
OKLaboklab(83.73% -0.1687 0.1252)
OKLCHoklch(83.73% 0.21 143.4)
XYZxyz(37.5840, 63.1974, 22.7855)
Luminance0.6320 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66EB66 #EB66EB
analogous
#A8EB66 #66EB66 #66EBA8
triadic
#66EB66 #6666EB #EB6666
tetradic
#66EB66 #66A8EB #EB66EB #EBA866
square
#66EB66 #66A8EB #EB66EB #EBA866
split-complementary
#66EB66 #A866EB #EB66A8
monochromatic
#19BE19 #30E430 #66EB66 #9CF29C #D2F9D2

Accessibility & contrast

On white

1.54
#66EB66 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.64
#66EB66 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EB66
13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66EB66#FFFFFF#000000##000000
##66EB661.001.5413.6413.64
#FFFFFF1.541.0021.0021.00
#00000013.6421.001.001.00
##00000013.6421.001.001.00

Color blindness preview

Protanopia (red-blind)
#F0D759
Deuteranopia (green-blind)
#DECC70
Tritanopia (blue-blind)
#50E5CE
Achromatopsia (no color)
#D0D0D0

Design tokens & code

CSS
--color: #66eb66;
/* rgb */ color: rgb(102, 235, 102);
/* oklch */ color: oklch(83.7% 0.210 143.4);
Tailwind
colors: {
  custom: {
    50: '#9df295',
    500: '#66eb66',
    950: '#000000',
  },
}
SCSS
$custom: #66eb66;
$custom-light: #9df295;
$custom-dark: #000000;
JSON
{
  "hex": "#66eb66",
  "rgb": {
    "r": 102,
    "g": 235,
    "b": 102
  },
  "hsl": {
    "h": 120,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.83732,
    "c": 0.21011,
    "h": 143.4
  },
  "luminance": 0.63201
}

Semantic roles & 50–950 ramp

primary
#66EB66
secondary
#BD39BD
accent
#0CD9D9
background
#FCFFFC
surface
#F6FEF5
border
#D0D6CF
text
#0F170D
muted
#80857F

Preview Lab

Preview with #66EB66

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

Preview Lab → · Contrast checker → · Palette generator →

#66EB66 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva