#66A447#66A447

#66A447 is a light, vivid green. Relative luminance 0.298; OKLCH L 65.5% C 0.142 H 136.4°. Best body text is #000000 at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#66A447
RGB	rgb(102, 164, 71)
HSL	hsl(100, 40%, 46%)
HSV	hsv(100, 57%, 64%)
CMYK	cmyk(37.8%, 0%, 56.7%, 35.7%)
CIE-LAB	lab(61.51, -37.22, 41.43)
CIE-LCH	lch(61.51, 55.69, 131.94°)
OKLab	oklab(65.55% -0.1028 0.0978)
OKLCH	oklch(65.55% 0.142 136.4)
XYZ	xyz(19.8917, 29.8297, 10.6696)
Luminance	0.2983 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A447 #8547A4

analogous

#94A447 #66A447 #47A456

triadic

#66A447 #4766A4 #A44766

tetradic

#66A447 #4794A4 #8547A4 #A45647

square

#66A447 #4794A4 #8547A4 #A45647

split-complementary

#66A447 #5647A4 #A44794

monochromatic

#314F22 #4B7935 #66A447 #86BE6A #A9D195

Accessibility & contrast

On white

3.01

#66A447 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.97

#66A447 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66A447

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A447	#FFFFFF	#000000	##000000
##66A447	1.00	3.01	6.97	6.97
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.97	21.00	1.00	1.00
##000000	6.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9983E

Deuteranopia (green-blind)

#A0934E

Tritanopia (blue-blind)

#649F8F

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #66a447;
/* rgb */ color: rgb(102, 164, 71);
/* oklch */ color: oklch(65.5% 0.142 136.4);

Tailwind

colors: {
  custom: {
    50: '#95bf7d',
    500: '#66a447',
    950: '#000000',
  },
}

SCSS

$custom: #66a447;
$custom-light: #95bf7d;
$custom-dark: #000000;

JSON

{
  "hex": "#66a447",
  "rgb": {
    "r": 102,
    "g": 164,
    "b": 71
  },
  "hsl": {
    "h": 100,
    "s": 39.574,
    "l": 46.078
  },
  "oklch": {
    "l": 0.6555,
    "c": 0.14189,
    "h": 136.4
  },
  "luminance": 0.29831
}

Semantic roles & 50–950 ramp

primary

#66A447

secondary

#AC8ABD

accent

#58CFA8

background

#F9FBF7

surface

#F2F7EE

border

#CCD0C9

text

#0E120A

muted

#7E817C

Preview Lab

Preview with #66A447

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

Preview Lab → · Contrast checker → · Palette generator →