#66DF4A#66DF4A

#66DF4A is a light, highly saturated green. Relative luminance 0.561; OKLCH L 80.5% C 0.216 H 140.2°. Best body text is #000000 at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#66DF4A
RGB	rgb(102, 223, 74)
HSL	hsl(109, 70%, 58%)
HSV	hsv(109, 67%, 87%)
CMYK	cmyk(54.3%, 0%, 66.8%, 12.5%)
CIE-LAB	lab(79.67, -60.57, 60.38)
CIE-LCH	lch(79.67, 85.52, 135.09°)
OKLab	oklab(80.45% -0.1661 0.1385)
OKLCH	oklch(80.45% 0.216 140.2)
XYZ	xyz(33.1018, 56.0918, 15.5597)
Luminance	0.5609 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DF4A #C34ADF

analogous

#B0DF4A #66DF4A #4ADF78

triadic

#66DF4A #4A66DF #DF4A66

tetradic

#66DF4A #4AB0DF #C34ADF #DF784A

square

#66DF4A #4AB0DF #C34ADF #DF784A

split-complementary

#66DF4A #784ADF #DF4AB0

monochromatic

#31941A #42C823 #66DF4A #92E87E #BEF1B2

Accessibility & contrast

On white

1.72

#66DF4A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.22

#66DF4A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DF4A

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DF4A	#FFFFFF	#000000	##000000
##66DF4A	1.00	1.72	12.22	12.22
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.22	21.00	1.00	1.00
##000000	12.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CC35

Deuteranopia (green-blind)

#D5C258

Tritanopia (blue-blind)

#58D8C1

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #66df4a;
/* rgb */ color: rgb(102, 223, 74);
/* oklch */ color: oklch(80.5% 0.216 140.2);

Tailwind

colors: {
  custom: {
    50: '#9cea83',
    500: '#66df4a',
    950: '#000000',
  },
}

SCSS

$custom: #66df4a;
$custom-light: #9cea83;
$custom-dark: #000000;

JSON

{
  "hex": "#66df4a",
  "rgb": {
    "r": 102,
    "g": 223,
    "b": 74
  },
  "hsl": {
    "h": 108.725,
    "s": 69.953,
    "l": 58.235
  },
  "oklch": {
    "l": 0.80453,
    "c": 0.21626,
    "h": 140.2
  },
  "luminance": 0.56095
}

Semantic roles & 50–950 ramp

primary

#66DF4A

secondary

#863499

accent

#3BEDCB

background

#FCFEFB

surface

#F6FDF2

border

#D0D5CC

text

#0F160B

muted

#80847E

Preview Lab

Preview with #66DF4A

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

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