#66DA68#66DA68

#66DA68 is a light, vivid green. Relative luminance 0.540; OKLCH L 79.5% C 0.187 H 143.9°. Best body text is #000000 at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#66DA68
RGB	rgb(102, 218, 104)
HSL	hsl(121, 61%, 63%)
HSV	hsv(121, 53%, 85%)
CMYK	cmyk(53.2%, 0%, 52.3%, 14.5%)
CIE-LAB	lab(78.44, -55.48, 45.88)
CIE-LCH	lch(78.44, 72.00, 140.41°)
OKLab	oklab(79.54% -0.1507 0.11)
OKLCH	oklch(79.54% 0.187 143.9)
XYZ	xyz(33.0478, 53.9643, 21.7687)
Luminance	0.5397 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DA68 #DA66D8

analogous

#9EDA66 #66DA68 #66DAA2

triadic

#66DA68 #6866DA #DA6866

tetradic

#66DA68 #669EDA #DA66D8 #DAA266

square

#66DA68 #669EDA #DA66D8 #DAA266

split-complementary

#66DA68 #A266DA #DA669E

monochromatic

#269F29 #35CE37 #66DA68 #97E699 #C9F2C9

Accessibility & contrast

On white

1.78

#66DA68 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.79

#66DA68 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DA68

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DA68	#FFFFFF	#000000	##000000
##66DA68	1.00	1.78	11.79	11.79
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.79	21.00	1.00	1.00
##000000	11.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC85E

Deuteranopia (green-blind)

#CFBE70

Tritanopia (blue-blind)

#54D5C0

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #66da68;
/* rgb */ color: rgb(102, 218, 104);
/* oklch */ color: oklch(79.5% 0.187 143.9);

Tailwind

colors: {
  custom: {
    50: '#9be696',
    500: '#66da68',
    950: '#000000',
  },
}

SCSS

$custom: #66da68;
$custom-light: #9be696;
$custom-dark: #000000;

JSON

{
  "hex": "#66da68",
  "rgb": {
    "r": 102,
    "g": 218,
    "b": 104
  },
  "hsl": {
    "h": 121.034,
    "s": 61.053,
    "l": 62.745
  },
  "oklch": {
    "l": 0.79539,
    "c": 0.18663,
    "h": 143.9
  },
  "luminance": 0.53967
}

Semantic roles & 50–950 ramp

primary

#66DA68

secondary

#A341A1

accent

#1DC6C9

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0F160D

muted

#80847F

Preview Lab

Preview with #66DA68

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

Preview Lab → · Contrast checker → · Palette generator →