#66D256#66D256

#66D256 is a light, vivid green. Relative luminance 0.496; OKLCH L 77.3% C 0.191 H 141.2°. Best body text is #000000 at 10.92:1 contrast (WCAG AA passes).

Color values

HEX#66D256
RGBrgb(102, 210, 86)
HSLhsl(112, 58%, 58%)
HSVhsv(112, 59%, 82%)
CMYKcmyk(51.4%, 0%, 59%, 17.6%)
CIE-LABlab(75.82, -54.55, 51.07)
CIE-LCHlch(75.82, 74.73, 136.89°)
OKLaboklab(77.32% -0.1491 0.12)
OKLCHoklch(77.32% 0.191 141.2)
XYZxyz(30.2044, 49.5875, 16.7820)
Luminance0.4959 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66D256 #C256D2
analogous
#A4D256 #66D256 #56D284
triadic
#66D256 #5666D2 #D25666
tetradic
#66D256 #56A4D2 #C256D2 #D28456
square
#66D256 #56A4D2 #C256D2 #D28456
split-complementary
#66D256 #8456D2 #D256A4
monochromatic
#318925 #43B931 #66D256 #92DF86 #BEECB7

Accessibility & contrast

On white

1.92
#66D256 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.92
#66D256 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D256
10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66D256#FFFFFF#000000##000000
##66D2561.001.9210.9210.92
#FFFFFF1.921.0021.0021.00
#00000010.9221.001.001.00
##00000010.9221.001.001.00

Color blindness preview

Protanopia (red-blind)
#D7C149
Deuteranopia (green-blind)
#C9B760
Tritanopia (blue-blind)
#59CCB7
Achromatopsia (no color)
#BBBBBB

Design tokens & code

CSS
--color: #66d256;
/* rgb */ color: rgb(102, 210, 86);
/* oklch */ color: oklch(77.3% 0.191 141.2);
Tailwind
colors: {
  custom: {
    50: '#9ae18a',
    500: '#66d256',
    950: '#000000',
  },
}
SCSS
$custom: #66d256;
$custom-light: #9ae18a;
$custom-dark: #000000;
JSON
{
  "hex": "#66d256",
  "rgb": {
    "r": 102,
    "g": 210,
    "b": 86
  },
  "hsl": {
    "h": 112.258,
    "s": 57.944,
    "l": 58.039
  },
  "oklch": {
    "l": 0.77318,
    "c": 0.19135,
    "h": 141.2
  },
  "luminance": 0.4959
}

Semantic roles & 50–950 ramp

primary
#66D256
secondary
#D4A9DB
accent
#47E1CD
background
#FAFDF8
surface
#F3FBF0
border
#CDD4CB
text
#0F150C
muted
#7F837D

Preview Lab

Preview with #66D256

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

Preview Lab → · Contrast checker → · Palette generator →

#66D256 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva