#66DC6C#66DC6C

#66DC6C is a light, vivid green. Relative luminance 0.551; OKLCH L 80.1% C 0.186 H 144.5°. Best body text is #000000 at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#66DC6C
RGB	rgb(102, 220, 108)
HSL	hsl(123, 63%, 63%)
HSV	hsv(123, 54%, 86%)
CMYK	cmyk(53.6%, 0%, 50.9%, 13.7%)
CIE-LAB	lab(79.09, -55.73, 44.78)
CIE-LCH	lch(79.09, 71.49, 141.22°)
OKLab	oklab(80.09% -0.1513 0.1078)
OKLCH	oklch(80.09% 0.186 144.5)
XYZ	xyz(33.7776, 55.0911, 23.0381)
Luminance	0.5509 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DC6C #DC66D6

analogous

#9BDC66 #66DC6C #66DCA7

triadic

#66DC6C #6C66DC #DC6C66

tetradic

#66DC6C #669BDC #DC66D6 #DCA766

square

#66DC6C #669BDC #DC66D6 #DCA766

split-complementary

#66DC6C #A766DC #DC669B

monochromatic

#25A22C #34D13C #66DC6C #98E79C #CAF3CC

Accessibility & contrast

On white

1.75

#66DC6C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.02

#66DC6C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DC6C

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DC6C	#FFFFFF	#000000	##000000
##66DC6C	1.00	1.75	12.02	12.02
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.02	21.00	1.00	1.00
##000000	12.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0CA62

Deuteranopia (green-blind)

#D0C074

Tritanopia (blue-blind)

#52D7C2

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #66dc6c;
/* rgb */ color: rgb(102, 220, 108);
/* oklch */ color: oklch(80.1% 0.186 144.5);

Tailwind

colors: {
  custom: {
    50: '#9be898',
    500: '#66dc6c',
    950: '#000000',
  },
}

SCSS

$custom: #66dc6c;
$custom-light: #9be898;
$custom-dark: #000000;

JSON

{
  "hex": "#66dc6c",
  "rgb": {
    "r": 102,
    "g": 220,
    "b": 108
  },
  "hsl": {
    "h": 123.051,
    "s": 62.766,
    "l": 63.137
  },
  "oklch": {
    "l": 0.80091,
    "c": 0.18576,
    "h": 144.5
  },
  "luminance": 0.55094
}

Semantic roles & 50–950 ramp

primary

#66DC6C

secondary

#A641A1

accent

#1BC2CB

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0F160E

muted

#80847F

Preview Lab

Preview with #66DC6C

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

Preview Lab → · Contrast checker → · Palette generator →