#66AF22#66AF22

#66AF22 is a light, vivid yellow-green. Relative luminance 0.336; OKLCH L 68.0% C 0.182 H 133.9°. Best body text is #000000 at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#66AF22
RGB	rgb(102, 175, 34)
HSL	hsl(91, 67%, 41%)
HSV	hsv(91, 81%, 69%)
CMYK	cmyk(41.7%, 0%, 80.6%, 31.4%)
CIE-LAB	lab(64.64, -44.86, 59.35)
CIE-LCH	lch(64.64, 74.40, 127.08°)
OKLab	oklab(68.02% -0.1262 0.1309)
OKLCH	oklch(68.02% 0.182 133.9)
XYZ	xyz(21.0978, 33.5991, 6.8867)
Luminance	0.3360 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66AF22 #6B22AF

analogous

#ACAF22 #66AF22 #22AF25

triadic

#66AF22 #2266AF #AF2266

tetradic

#66AF22 #22ACAF #6B22AF #AF2522

square

#66AF22 #22ACAF #6B22AF #AF2522

split-complementary

#66AF22 #2522AF #AF22AC

monochromatic

#2A490E #487C18 #66AF22 #84D836 #A4E269

Accessibility & contrast

On white

2.72

#66AF22 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.72

#66AF22 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66AF22

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66AF22	#FFFFFF	#000000	##000000
##66AF22	1.00	2.72	7.72	7.72
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.72	21.00	1.00	1.00
##000000	7.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A000

Deuteranopia (green-blind)

#AC9B32

Tritanopia (blue-blind)

#65A895

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #66af22;
/* rgb */ color: rgb(102, 175, 34);
/* oklch */ color: oklch(68.0% 0.182 133.9);

Tailwind

colors: {
  custom: {
    50: '#98c76a',
    500: '#66af22',
    950: '#000000',
  },
}

SCSS

$custom: #66af22;
$custom-light: #98c76a;
$custom-dark: #000000;

JSON

{
  "hex": "#66af22",
  "rgb": {
    "r": 102,
    "g": 175,
    "b": 34
  },
  "hsl": {
    "h": 91.064,
    "s": 67.464,
    "l": 40.98
  },
  "oklch": {
    "l": 0.68023,
    "c": 0.18183,
    "h": 133.9
  },
  "luminance": 0.336
}

Semantic roles & 50–950 ramp

primary

#66AF22

secondary

#9865C8

accent

#3DEA97

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #66AF22

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

Preview Lab → · Contrast checker → · Palette generator →