#66EA83#66EA83

#66EA83 is a very light, vivid green. Relative luminance 0.633; OKLCH L 83.9% C 0.184 H 148.3°. Best body text is #000000 at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#66EA83
RGB	rgb(102, 234, 131)
HSL	hsl(133, 76%, 66%)
HSV	hsv(133, 56%, 92%)
CMYK	cmyk(56.4%, 0%, 44%, 8.2%)
CIE-LAB	lab(83.60, -57.79, 39.27)
CIE-LCH	lch(83.60, 69.87, 145.80°)
OKLab	oklab(83.89% -0.1564 0.0964)
OKLCH	oklch(83.89% 0.184 148.3)
XYZ	xyz(38.9964, 63.3056, 31.6325)
Luminance	0.6331 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EA83 #EA66CD

analogous

#8BEA66 #66EA83 #66EAC5

triadic

#66EA83 #8366EA #EA8366

tetradic

#66EA83 #668BEA #EA66CD #EAC566

square

#66EA83 #668BEA #EA66CD #EAC566

split-complementary

#66EA83 #C566EA #EA668B

monochromatic

#1ABC3D #30E357 #66EA83 #9CF1AF #D2F9DA

Accessibility & contrast

On white

1.54

#66EA83 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.66

#66EA83 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EA83

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EA83	#FFFFFF	#000000	##000000
##66EA83	1.00	1.54	13.66	13.66
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.66	21.00	1.00	1.00
##000000	13.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD87B

Deuteranopia (green-blind)

#DBCC8A

Tritanopia (blue-blind)

#47E6D1

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #66ea83;
/* rgb */ color: rgb(102, 234, 131);
/* oklch */ color: oklch(83.9% 0.184 148.3);

Tailwind

colors: {
  custom: {
    50: '#9cf2a8',
    500: '#66ea83',
    950: '#000000',
  },
}

SCSS

$custom: #66ea83;
$custom-light: #9cf2a8;
$custom-dark: #000000;

JSON

{
  "hex": "#66ea83",
  "rgb": {
    "r": 102,
    "g": 234,
    "b": 131
  },
  "hsl": {
    "h": 133.182,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.83894,
    "c": 0.18371,
    "h": 148.3
  },
  "luminance": 0.63309
}

Semantic roles & 50–950 ramp

primary

#66EA83

secondary

#BB399E

accent

#0DACD8

background

#FCFFFC

surface

#F6FEF6

border

#D0D6D0

text

#0F1710

muted

#808580

Preview Lab

Preview with #66EA83

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

Preview Lab → · Contrast checker → · Palette generator →