#66A122#66A122

#66A122 is a light, vivid yellow-green. Relative luminance 0.284; OKLCH L 64.4% C 0.165 H 132.0°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#66A122
RGB	rgb(102, 161, 34)
HSL	hsl(88, 65%, 38%)
HSV	hsv(88, 79%, 63%)
CMYK	cmyk(36.6%, 0%, 78.9%, 36.9%)
CIE-LAB	lab(60.27, -38.94, 55.29)
CIE-LCH	lch(60.27, 67.63, 125.15°)
OKLab	oklab(64.45% -0.1102 0.1224)
OKLCH	oklch(64.45% 0.165 132)
XYZ	xyz(18.5129, 28.4292, 6.0250)
Luminance	0.2843 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A122 #5D22A1

analogous

#A19C22 #66A122 #26A122

triadic

#66A122 #2266A1 #A12266

tetradic

#66A122 #22A19C #5D22A1 #A12226

square

#66A122 #22A19C #5D22A1 #A12226

split-complementary

#66A122 #2226A1 #9C22A1

monochromatic

#263C0D #466E17 #66A122 #86D32D #A3DD60

Accessibility & contrast

On white

3.14

#66A122 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#66A122 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66A122

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A122	#FFFFFF	#000000	##000000
##66A122	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A89400

Deuteranopia (green-blind)

#A09030

Tritanopia (blue-blind)

#679A89

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #66a122;
/* rgb */ color: rgb(102, 161, 34);
/* oklch */ color: oklch(64.4% 0.165 132.0);

Tailwind

colors: {
  custom: {
    50: '#97bd68',
    500: '#66a122',
    950: '#000000',
  },
}

SCSS

$custom: #66a122;
$custom-light: #97bd68;
$custom-dark: #000000;

JSON

{
  "hex": "#66a122",
  "rgb": {
    "r": 102,
    "g": 161,
    "b": 34
  },
  "hsl": {
    "h": 87.874,
    "s": 65.128,
    "l": 38.235
  },
  "oklch": {
    "l": 0.64448,
    "c": 0.16472,
    "h": 132
  },
  "luminance": 0.2843
}

Semantic roles & 50–950 ramp

primary

#66A122

secondary

#8C5DC2

accent

#40E88E

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #66A122

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

Preview Lab → · Contrast checker → · Palette generator →