#66B22E#66B22E

#66B22E is a light, vivid yellow-green. Relative luminance 0.349; OKLCH L 68.9% C 0.179 H 135.1°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX#66B22E
RGBrgb(102, 178, 46)
HSLhsl(95, 59%, 44%)
HSVhsv(95, 74%, 70%)
CMYKcmyk(42.7%, 0%, 74.2%, 30.2%)
CIE-LABlab(65.64, -45.41, 56.44)
CIE-LCHlch(65.64, 72.44, 128.82°)
OKLaboklab(68.86% -0.1269 0.1266)
OKLCHoklch(68.86% 0.179 135.1)
XYZxyz(21.8925, 34.8616, 8.1596)
Luminance0.3486 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66B22E #7A2EB2
analogous
#A8B22E #66B22E #2EB238
triadic
#66B22E #2E66B2 #B22E66
tetradic
#66B22E #2EA8B2 #7A2EB2 #B2382E
square
#66B22E #2EA8B2 #7A2EB2 #B2382E
split-complementary
#66B22E #382EB2 #B22EA8
monochromatic
#2E5115 #4A8121 #66B22E #85D14C #A6DD7D

Accessibility & contrast

On white

2.63
#66B22E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.97
#66B22E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66B22E
7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66B22E#FFFFFF#000000##000000
##66B22E1.002.637.977.97
#FFFFFF2.631.0021.0021.00
#0000007.9721.001.001.00
##0000007.9721.001.001.00

Color blindness preview

Protanopia (red-blind)
#B9A314
Deuteranopia (green-blind)
#AE9D3B
Tritanopia (blue-blind)
#64AB99
Achromatopsia (no color)
#9F9F9F

Design tokens & code

CSS
--color: #66b22e;
/* rgb */ color: rgb(102, 178, 46);
/* oklch */ color: oklch(68.9% 0.179 135.1);
Tailwind
colors: {
  custom: {
    50: '#98c970',
    500: '#66b22e',
    950: '#000000',
  },
}
SCSS
$custom: #66b22e;
$custom-light: #98c970;
$custom-dark: #000000;
JSON
{
  "hex": "#66b22e",
  "rgb": {
    "r": 102,
    "g": 178,
    "b": 46
  },
  "hsl": {
    "h": 94.545,
    "s": 58.929,
    "l": 43.922
  },
  "oklch": {
    "l": 0.68861,
    "c": 0.17924,
    "h": 135.1
  },
  "luminance": 0.34863
}

Semantic roles & 50–950 ramp

primary
#66B22E
secondary
#A476C6
accent
#46E2A0
background
#F9FCF7
surface
#F2F8ED
border
#CCD1C8
text
#0E1308
muted
#7E827B

Preview Lab

Preview with #66B22E

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

Preview Lab → · Contrast checker → · Palette generator →

#66B22E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva