#66EB63#66EB63

#66EB63 is a very light, highly saturated green. Relative luminance 0.631; OKLCH L 83.7% C 0.212 H 143.0°. Best body text is #000000 at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#66EB63
RGB	rgb(102, 235, 99)
HSL	hsl(119, 77%, 65%)
HSV	hsv(119, 58%, 92%)
CMYK	cmyk(56.6%, 0%, 57.9%, 7.8%)
CIE-LAB	lab(83.52, -62.43, 54.19)
CIE-LCH	lch(83.52, 82.67, 139.04°)
OKLab	oklab(83.7% -0.1698 0.1278)
OKLCH	oklch(83.7% 0.213 143)
XYZ	xyz(37.4379, 63.1390, 22.0161)
Luminance	0.6314 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EB63 #E863EB

analogous

#AAEB63 #66EB63 #63EBA4

triadic

#66EB63 #6366EB #EB6366

tetradic

#66EB63 #63AAEB #E863EB #EBA463

square

#66EB63 #63AAEB #E863EB #EBA463

split-complementary

#66EB63 #A463EB #EB63AA

monochromatic

#1CBC18 #31E42D #66EB63 #9BF299 #D0F9CF

Accessibility & contrast

On white

1.54

#66EB63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.63

#66EB63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EB63

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EB63	#FFFFFF	#000000	##000000
##66EB63	1.00	1.54	13.63	13.63
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.63	21.00	1.00	1.00
##000000	13.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D755

Deuteranopia (green-blind)

#DFCC6E

Tritanopia (blue-blind)

#50E5CD

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #66eb63;
/* rgb */ color: rgb(102, 235, 99);
/* oklch */ color: oklch(83.7% 0.212 143.0);

Tailwind

colors: {
  custom: {
    50: '#9df293',
    500: '#66eb63',
    950: '#000000',
  },
}

SCSS

$custom: #66eb63;
$custom-light: #9df293;
$custom-dark: #000000;

JSON

{
  "hex": "#66eb63",
  "rgb": {
    "r": 102,
    "g": 235,
    "b": 99
  },
  "hsl": {
    "h": 118.676,
    "s": 77.273,
    "l": 65.49
  },
  "oklch": {
    "l": 0.83697,
    "c": 0.2125,
    "h": 143
  },
  "luminance": 0.63142
}

Semantic roles & 50–950 ramp

primary

#66EB63

secondary

#B838BB

accent

#0CDAD5

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#0F170D

muted

#80857F

Preview Lab

Preview with #66EB63

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

Preview Lab → · Contrast checker → · Palette generator →