#66DA65#66DA65

#66DA65 is a light, vivid green. Relative luminance 0.539; OKLCH L 79.5% C 0.189 H 143.4°. Best body text is #000000 at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#66DA65
RGB	rgb(102, 218, 101)
HSL	hsl(119, 61%, 63%)
HSV	hsv(119, 54%, 85%)
CMYK	cmyk(53.2%, 0%, 53.7%, 14.5%)
CIE-LAB	lab(78.41, -55.86, 47.25)
CIE-LCH	lch(78.41, 73.17, 139.77°)
OKLab	oklab(79.5% -0.1519 0.1129)
OKLCH	oklch(79.5% 0.189 143.4)
XYZ	xyz(32.8981, 53.9045, 20.9804)
Luminance	0.5391 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DA65 #D965DA

analogous

#A1DA65 #66DA65 #65DA9E

triadic

#66DA65 #6566DA #DA6566

tetradic

#66DA65 #65A1DA #D965DA #DA9E65

square

#66DA65 #65A1DA #D965DA #DA9E65

split-complementary

#66DA65 #9E65DA #DA65A1

monochromatic

#279F26 #35CE34 #66DA65 #97E696 #C8F2C8

Accessibility & contrast

On white

1.78

#66DA65 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.78

#66DA65 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DA65

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DA65	#FFFFFF	#000000	##000000
##66DA65	1.00	1.78	11.78	11.78
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.78	21.00	1.00	1.00
##000000	11.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC85A

Deuteranopia (green-blind)

#CFBE6E

Tritanopia (blue-blind)

#55D4C0

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #66da65;
/* rgb */ color: rgb(102, 218, 101);
/* oklch */ color: oklch(79.5% 0.189 143.4);

Tailwind

colors: {
  custom: {
    50: '#9be694',
    500: '#66da65',
    950: '#000000',
  },
}

SCSS

$custom: #66da65;
$custom-light: #9be694;
$custom-dark: #000000;

JSON

{
  "hex": "#66da65",
  "rgb": {
    "r": 102,
    "g": 218,
    "b": 101
  },
  "hsl": {
    "h": 119.487,
    "s": 61.257,
    "l": 62.549
  },
  "oklch": {
    "l": 0.79499,
    "c": 0.18923,
    "h": 143.4
  },
  "luminance": 0.53907
}

Semantic roles & 50–950 ramp

primary

#66DA65

secondary

#A141A2

accent

#1DC9C7

background

#FCFEFC

surface

#F5FCF4

border

#CFD5CE

text

#0F160D

muted

#80847F

Preview Lab

Preview with #66DA65

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

Preview Lab → · Contrast checker → · Palette generator →