#66B730#66B730

#66B730 is a light, vivid yellow-green. Relative luminance 0.369; OKLCH L 70.1% C 0.184 H 135.7°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX#66B730
RGBrgb(102, 183, 48)
HSLhsl(96, 58%, 45%)
HSVhsv(96, 74%, 72%)
CMYKcmyk(44.3%, 0%, 73.8%, 28.2%)
CIE-LABlab(67.20, -47.31, 57.28)
CIE-LCHlch(67.20, 74.29, 129.55°)
OKLaboklab(70.15% -0.1319 0.1287)
OKLCHoklch(70.15% 0.184 135.7)
XYZxyz(22.9459, 36.9038, 8.7098)
Luminance0.3690 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66B730 #8130B7
analogous
#A9B730 #66B730 #30B73D
triadic
#66B730 #3066B7 #B73066
tetradic
#66B730 #30A9B7 #8130B7 #B73D30
square
#66B730 #30A9B7 #8130B7 #B73D30
split-complementary
#66B730 #3D30B7 #B730A9
monochromatic
#305617 #4B8723 #66B730 #85D252 #A8DE83

Accessibility & contrast

On white

2.51
#66B730 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.38
#66B730 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66B730
8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66B730#FFFFFF#000000##000000
##66B7301.002.518.388.38
#FFFFFF2.511.0021.0021.00
#0000008.3821.001.001.00
##0000008.3821.001.001.00

Color blindness preview

Protanopia (red-blind)
#BEA816
Deuteranopia (green-blind)
#B3A13D
Tritanopia (blue-blind)
#63B09D
Achromatopsia (no color)
#A4A4A4

Design tokens & code

CSS
--color: #66b730;
/* rgb */ color: rgb(102, 183, 48);
/* oklch */ color: oklch(70.1% 0.184 135.7);
Tailwind
colors: {
  custom: {
    50: '#98cd71',
    500: '#66b730',
    950: '#000000',
  },
}
SCSS
$custom: #66b730;
$custom-light: #98cd71;
$custom-dark: #000000;
JSON
{
  "hex": "#66b730",
  "rgb": {
    "r": 102,
    "g": 183,
    "b": 48
  },
  "hsl": {
    "h": 96,
    "s": 58.442,
    "l": 45.294
  },
  "oklch": {
    "l": 0.70148,
    "c": 0.18424,
    "h": 135.7
  },
  "luminance": 0.36905
}

Semantic roles & 50–950 ramp

primary
#66B730
secondary
#A97BC8
accent
#46E2A3
background
#F9FCF7
surface
#F2F9ED
border
#CCD2C8
text
#0E1308
muted
#7E827B

Preview Lab

Preview with #66B730

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

Preview Lab → · Contrast checker → · Palette generator →

#66B730 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva