#66DA56#66DA56

#66DA56 is a light, highly saturated green. Relative luminance 0.536; OKLCH L 79.3% C 0.202 H 141.3°. Best body text is #000000 at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#66DA56
RGB	rgb(102, 218, 86)
HSL	hsl(113, 64%, 60%)
HSV	hsv(113, 61%, 85%)
CMYK	cmyk(53.2%, 0%, 60.6%, 14.5%)
CIE-LAB	lab(78.25, -57.58, 53.85)
CIE-LCH	lch(78.25, 78.84, 136.92°)
OKLab	oklab(79.32% -0.1573 0.1259)
OKLCH	oklch(79.32% 0.202 141.3)
XYZ	xyz(32.2291, 53.6369, 17.4569)
Luminance	0.5364 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DA56 #CA56DA

analogous

#A8DA56 #66DA56 #56DA88

triadic

#66DA56 #5666DA #DA5666

tetradic

#66DA56 #56A8DA #CA56DA #DA8856

square

#66DA56 #56A8DA #CA56DA #DA8856

split-complementary

#66DA56 #8856DA #DA56A8

monochromatic

#2F9521 #3EC72C #66DA56 #93E588 #C1F0BA

Accessibility & contrast

On white

1.79

#66DA56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.73

#66DA56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DA56

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DA56	#FFFFFF	#000000	##000000
##66DA56	1.00	1.79	11.73	11.73
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.73	21.00	1.00	1.00
##000000	11.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC847

Deuteranopia (green-blind)

#D0BE61

Tritanopia (blue-blind)

#57D4BE

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #66da56;
/* rgb */ color: rgb(102, 218, 86);
/* oklch */ color: oklch(79.3% 0.202 141.3);

Tailwind

colors: {
  custom: {
    50: '#9be68a',
    500: '#66da56',
    950: '#000000',
  },
}

SCSS

$custom: #66da56;
$custom-light: #9be68a;
$custom-dark: #000000;

JSON

{
  "hex": "#66da56",
  "rgb": {
    "r": 102,
    "g": 218,
    "b": 86
  },
  "hsl": {
    "h": 112.727,
    "s": 64.078,
    "l": 59.608
  },
  "oklch": {
    "l": 0.7932,
    "c": 0.2015,
    "h": 141.3
  },
  "luminance": 0.53639
}

Semantic roles & 50–950 ramp

primary

#66DA56

secondary

#8E3B9A

accent

#41E7D3

background

#FCFEFC

surface

#F5FCF4

border

#CFD5CE

text

#0F160C

muted

#80847F

Preview Lab

Preview with #66DA56

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

Preview Lab → · Contrast checker → · Palette generator →