#66F463#66F463

#66F463 is a very light, highly saturated green. Relative luminance 0.684; OKLCH L 85.9% C 0.224 H 143.0°. Best body text is #000000 at 14.69:1 contrast (WCAG AA passes).

Color values

HEX	#66F463
RGB	rgb(102, 244, 99)
HSL	hsl(119, 87%, 67%)
HSV	hsv(119, 59%, 96%)
CMYK	cmyk(58.2%, 0%, 59.4%, 4.3%)
CIE-LAB	lab(86.22, -65.65, 57.30)
CIE-LCH	lch(86.22, 87.14, 138.88°)
OKLab	oklab(85.92% -0.1785 0.1345)
OKLCH	oklch(85.92% 0.224 143)
XYZ	xyz(40.0801, 68.4233, 22.8968)
Luminance	0.6843 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F463 #F163F4

analogous

#AEF463 #66F463 #63F4A9

triadic

#66F463 #6366F4 #F46366

tetradic

#66F463 #63AEF4 #F163F4 #F4A963

square

#66F463 #63AEF4 #F163F4 #F4A963

split-complementary

#66F463 #A963F4 #F463AE

monochromatic

#12CE0F #2EF02A #66F463 #9EF89C #D6FCD5

Accessibility & contrast

On white

1.43

#66F463 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.69

#66F463 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F463

14.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F463	#FFFFFF	#000000	##000000
##66F463	1.00	1.43	14.69	14.69
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.69	21.00	1.00	1.00
##000000	14.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DF53

Deuteranopia (green-blind)

#E7D36F

Tritanopia (blue-blind)

#4DEDD5

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66f463;
/* rgb */ color: rgb(102, 244, 99);
/* oklch */ color: oklch(85.9% 0.224 143.0);

Tailwind

colors: {
  custom: {
    50: '#9ff994',
    500: '#66f463',
    950: '#000000',
  },
}

SCSS

$custom: #66f463;
$custom-light: #9ff994;
$custom-dark: #000000;

JSON

{
  "hex": "#66f463",
  "rgb": {
    "r": 102,
    "g": 244,
    "b": 99
  },
  "hsl": {
    "h": 118.759,
    "s": 86.826,
    "l": 67.255
  },
  "oklch": {
    "l": 0.85924,
    "c": 0.22351,
    "h": 143
  },
  "luminance": 0.68427
}

Semantic roles & 50–950 ramp

primary

#66F463

secondary

#C731CA

accent

#02E3DF

background

#FDFFFC

surface

#F7FFF5

border

#D0D7CF

text

#10170D

muted

#81857F

Preview Lab

Preview with #66F463

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

Preview Lab → · Contrast checker → · Palette generator →