#66D047#66D047

#66D047 is a light, highly saturated green. Relative luminance 0.484; OKLCH L 76.7% C 0.200 H 139.4°. Best body text is #000000 at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#66D047
RGB	rgb(102, 208, 71)
HSL	hsl(106, 59%, 55%)
HSV	hsv(106, 66%, 82%)
CMYK	cmyk(51%, 0%, 65.9%, 18.4%)
CIE-LAB	lab(75.07, -55.27, 56.64)
CIE-LCH	lch(75.07, 79.14, 134.30°)
OKLab	oklab(76.66% -0.1519 0.1303)
OKLCH	oklch(76.66% 0.2 139.4)
XYZ	xyz(29.1715, 48.3893, 13.7629)
Luminance	0.4839 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D047 #B147D0

analogous

#ABD047 #66D047 #47D06C

triadic

#66D047 #4766D0 #D04766

tetradic

#66D047 #47ABD0 #B147D0 #D06C47

square

#66D047 #47ABD0 #B147D0 #D06C47

split-complementary

#66D047 #6C47D0 #D047AB

monochromatic

#357D20 #4AAD2C #66D047 #8FDC78 #B7E9A8

Accessibility & contrast

On white

1.97

#66D047 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.68

#66D047 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D047

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D047	#FFFFFF	#000000	##000000
##66D047	1.00	1.97	10.68	10.68
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.68	21.00	1.00	1.00
##000000	10.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE35

Deuteranopia (green-blind)

#C8B553

Tritanopia (blue-blind)

#5CC9B4

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #66d047;
/* rgb */ color: rgb(102, 208, 71);
/* oklch */ color: oklch(76.7% 0.200 139.4);

Tailwind

colors: {
  custom: {
    50: '#9bdf80',
    500: '#66d047',
    950: '#000000',
  },
}

SCSS

$custom: #66d047;
$custom-light: #9bdf80;
$custom-dark: #000000;

JSON

{
  "hex": "#66d047",
  "rgb": {
    "r": 102,
    "g": 208,
    "b": 71
  },
  "hsl": {
    "h": 106.423,
    "s": 59.307,
    "l": 54.706
  },
  "oklch": {
    "l": 0.76662,
    "c": 0.20014,
    "h": 139.4
  },
  "luminance": 0.48391
}

Semantic roles & 50–950 ramp

primary

#66D047

secondary

#C99DD6

accent

#45E2BF

background

#FAFDF8

surface

#F3FBEF

border

#CDD4CA

text

#0F150B

muted

#7F837C

Preview Lab

Preview with #66D047

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

Preview Lab → · Contrast checker → · Palette generator →