#66DA71#66DA71

#66DA71 is a light, vivid green. Relative luminance 0.542; OKLCH L 79.7% C 0.179 H 145.5°. Best body text is #000000 at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#66DA71
RGB	rgb(102, 218, 113)
HSL	hsl(126, 61%, 63%)
HSV	hsv(126, 53%, 85%)
CMYK	cmyk(53.2%, 0%, 48.2%, 14.5%)
CIE-LAB	lab(78.55, -54.27, 41.70)
CIE-LCH	lch(78.55, 68.44, 142.46°)
OKLab	oklab(79.67% -0.1472 0.1012)
OKLCH	oklch(79.67% 0.179 145.5)
XYZ	xyz(33.5296, 54.1570, 24.3060)
Luminance	0.5416 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DA71 #DA66CF

analogous

#95DA66 #66DA71 #66DAAB

triadic

#66DA71 #7166DA #DA7166

tetradic

#66DA71 #6695DA #DA66CF #DAAB66

square

#66DA71 #6695DA #DA66CF #DAAB66

split-complementary

#66DA71 #AB66DA #DA6695

monochromatic

#269F32 #35CE43 #66DA71 #97E69F #C9F2CC

Accessibility & contrast

On white

1.77

#66DA71 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.83

#66DA71 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DA71

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DA71	#FFFFFF	#000000	##000000
##66DA71	1.00	1.77	11.83	11.83
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.83	21.00	1.00	1.00
##000000	11.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC968

Deuteranopia (green-blind)

#CEBE78

Tritanopia (blue-blind)

#52D5C1

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #66da71;
/* rgb */ color: rgb(102, 218, 113);
/* oklch */ color: oklch(79.7% 0.179 145.5);

Tailwind

colors: {
  custom: {
    50: '#9ae69b',
    500: '#66da71',
    950: '#000000',
  },
}

SCSS

$custom: #66da71;
$custom-light: #9ae69b;
$custom-dark: #000000;

JSON

{
  "hex": "#66da71",
  "rgb": {
    "r": 102,
    "g": 218,
    "b": 113
  },
  "hsl": {
    "h": 125.69,
    "s": 61.053,
    "l": 62.745
  },
  "oklch": {
    "l": 0.79668,
    "c": 0.17862,
    "h": 145.5
  },
  "luminance": 0.5416
}

Semantic roles & 50–950 ramp

primary

#66DA71

secondary

#A3419A

accent

#1DB8C9

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0F160E

muted

#80847F

Preview Lab

Preview with #66DA71

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

Preview Lab → · Contrast checker → · Palette generator →