#66C235#66C235

#66C235 is a light, vivid yellow-green. Relative luminance 0.417; OKLCH L 73.0% C 0.195 H 137.0°. Best body text is #000000 at 9.33:1 contrast (WCAG AA passes).

Color values

HEX#66C235
RGBrgb(102, 194, 53)
HSLhsl(99, 57%, 48%)
HSVhsv(99, 73%, 76%)
CMYKcmyk(47.4%, 0%, 72.7%, 23.9%)
CIE-LABlab(70.64, -51.33, 58.93)
CIE-LCHlch(70.64, 78.15, 131.06°)
OKLaboklab(72.98% -0.1424 0.1328)
OKLCHoklch(72.98% 0.195 137)
XYZxyz(25.4131, 41.6637, 10.0703)
Luminance0.4167 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66C235 #9135C2
analogous
#ACC235 #66C235 #35C24A
triadic
#66C235 #3566C2 #C23566
tetradic
#66C235 #35ACC2 #9135C2 #C24A35
square
#66C235 #35ACC2 #9135C2 #C24A35
split-complementary
#66C235 #4A35C2 #C235AC
monochromatic
#33621B #4D9228 #66C235 #89D460 #ACE191

Accessibility & contrast

On white

2.25
#66C235 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.33
#66C235 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C235
9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66C235#FFFFFF#000000##000000
##66C2351.002.259.339.33
#FFFFFF2.251.0021.0021.00
#0000009.3321.001.001.00
##0000009.3321.001.001.00

Color blindness preview

Protanopia (red-blind)
#C8B21B
Deuteranopia (green-blind)
#BCAA43
Tritanopia (blue-blind)
#61BBA7
Achromatopsia (no color)
#ADADAD

Design tokens & code

CSS
--color: #66c235;
/* rgb */ color: rgb(102, 194, 53);
/* oklch */ color: oklch(73.0% 0.195 137.0);
Tailwind
colors: {
  custom: {
    50: '#99d575',
    500: '#66c235',
    950: '#000000',
  },
}
SCSS
$custom: #66c235;
$custom-light: #99d575;
$custom-dark: #000000;
JSON
{
  "hex": "#66c235",
  "rgb": {
    "r": 102,
    "g": 194,
    "b": 53
  },
  "hsl": {
    "h": 99.149,
    "s": 57.085,
    "l": 48.431
  },
  "oklch": {
    "l": 0.72977,
    "c": 0.19472,
    "h": 137
  },
  "luminance": 0.41665
}

Semantic roles & 50–950 ramp

primary
#66C235
secondary
#B487CC
accent
#47E0AB
background
#F9FDF7
surface
#F2FAED
border
#CCD3C8
text
#0F1409
muted
#7E837B

Preview Lab

Preview with #66C235

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

Preview Lab → · Contrast checker → · Palette generator →

#66C235 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva