#66B734#66B734

#66B734 is a light, vivid yellow-green. Relative luminance 0.369; OKLCH L 70.2% C 0.182 H 136.0°. Best body text is #000000 at 8.39:1 contrast (WCAG AA passes).

Color values

HEX#66B734
RGBrgb(102, 183, 52)
HSLhsl(97, 56%, 46%)
HSVhsv(97, 72%, 72%)
CMYKcmyk(44.3%, 0%, 71.6%, 28.2%)
CIE-LABlab(67.23, -47.03, 55.85)
CIE-LCHlch(67.23, 73.02, 130.10°)
OKLaboklab(70.18% -0.1308 0.1263)
OKLCHoklch(70.18% 0.182 136)
XYZxyz(23.0322, 36.9383, 9.1643)
Luminance0.3694 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66B734 #8534B7
analogous
#A7B734 #66B734 #34B743
triadic
#66B734 #3466B7 #B73466
tetradic
#66B734 #34A7B7 #8534B7 #B74334
square
#66B734 #34A7B7 #8534B7 #B74334
split-complementary
#66B734 #4334B7 #B734A7
monochromatic
#315819 #4B8726 #66B734 #86D059 #A9DD88

Accessibility & contrast

On white

2.50
#66B734 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.39
#66B734 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66B734
8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66B734#FFFFFF#000000##000000
##66B7341.002.508.398.39
#FFFFFF2.501.0021.0021.00
#0000008.3921.001.001.00
##0000008.3921.001.001.00

Color blindness preview

Protanopia (red-blind)
#BDA81E
Deuteranopia (green-blind)
#B3A140
Tritanopia (blue-blind)
#63B09D
Achromatopsia (no color)
#A4A4A4

Design tokens & code

CSS
--color: #66b734;
/* rgb */ color: rgb(102, 183, 52);
/* oklch */ color: oklch(70.2% 0.182 136.0);
Tailwind
colors: {
  custom: {
    50: '#98cd73',
    500: '#66b734',
    950: '#000000',
  },
}
SCSS
$custom: #66b734;
$custom-light: #98cd73;
$custom-dark: #000000;
JSON
{
  "hex": "#66b734",
  "rgb": {
    "r": 102,
    "g": 183,
    "b": 52
  },
  "hsl": {
    "h": 97.099,
    "s": 55.745,
    "l": 46.078
  },
  "oklch": {
    "l": 0.70177,
    "c": 0.18182,
    "h": 136
  },
  "luminance": 0.3694
}

Semantic roles & 50–950 ramp

primary
#66B734
secondary
#AC80C7
accent
#49DFA6
background
#F9FCF7
surface
#F2F9ED
border
#CCD2C8
text
#0E1309
muted
#7E827B

Preview Lab

Preview with #66B734

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

Preview Lab → · Contrast checker → · Palette generator →

#66B734 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva