#66E233#66E233

#66E233 is a light, highly saturated green. Relative luminance 0.575; OKLCH L 81.0% C 0.233 H 138.6°. Best body text is #000000 at 12.49:1 contrast (WCAG AA passes).

Color values

HEX#66E233
RGBrgb(102, 226, 51)
HSLhsl(103, 75%, 54%)
HSVhsv(103, 77%, 89%)
CMYKcmyk(54.9%, 0%, 77.4%, 11.4%)
CIE-LABlab(80.43, -63.28, 69.15)
CIE-LCHlch(80.43, 93.73, 132.46°)
OKLaboklab(81.04% -0.1747 0.1539)
OKLCHoklch(81.04% 0.233 138.6)
XYZxyz(33.2721, 57.4538, 12.4677)
Luminance0.5746 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66E233 #AF33E2
analogous
#BEE233 #66E233 #33E258
triadic
#66E233 #3366E2 #E23366
tetradic
#66E233 #33BEE2 #AF33E2 #E25833
square
#66E233 #33BEE2 #AF33E2 #E25833
split-complementary
#66E233 #5833E2 #E233BE
monochromatic
#358713 #4ABD1B #66E233 #8EEA69 #B6F19E

Accessibility & contrast

On white

1.68
#66E233 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.49
#66E233 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E233
12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66E233#FFFFFF#000000##000000
##66E2331.001.6812.4912.49
#FFFFFF1.681.0021.0021.00
#00000012.4921.001.001.00
##00000012.4921.001.001.00

Color blindness preview

Protanopia (red-blind)
#E9CE00
Deuteranopia (green-blind)
#D9C447
Tritanopia (blue-blind)
#5ADAC2
Achromatopsia (no color)
#C8C8C8

Design tokens & code

CSS
--color: #66e233;
/* rgb */ color: rgb(102, 226, 51);
/* oklch */ color: oklch(81.0% 0.233 138.6);
Tailwind
colors: {
  custom: {
    50: '#9eec78',
    500: '#66e233',
    950: '#000000',
  },
}
SCSS
$custom: #66e233;
$custom-light: #9eec78;
$custom-dark: #000000;
JSON
{
  "hex": "#66e233",
  "rgb": {
    "r": 102,
    "g": 226,
    "b": 51
  },
  "hsl": {
    "h": 102.514,
    "s": 75.107,
    "l": 54.314
  },
  "oklch": {
    "l": 0.81041,
    "c": 0.23281,
    "h": 138.6
  },
  "luminance": 0.57457
}

Semantic roles & 50–950 ramp

primary
#66E233
secondary
#712C8D
accent
#36F2BB
background
#FDFFFB
surface
#F7FEF2
border
#D0D6CC
text
#10160A
muted
#81857D

Preview Lab

Preview with #66E233

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

Preview Lab → · Contrast checker → · Palette generator →

#66E233 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva