#66CF47#66CF47

#66CF47 is a light, vivid green. Relative luminance 0.479; OKLCH L 76.4% C 0.199 H 139.3°. Best body text is #000000 at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#66CF47
RGB	rgb(102, 207, 71)
HSL	hsl(106, 59%, 55%)
HSV	hsv(106, 66%, 81%)
CMYK	cmyk(50.7%, 0%, 65.7%, 18.8%)
CIE-LAB	lab(74.76, -54.89, 56.31)
CIE-LCH	lch(74.76, 78.64, 134.27°)
OKLab	oklab(76.41% -0.1509 0.1296)
OKLCH	oklch(76.41% 0.199 139.3)
XYZ	xyz(28.9285, 47.9032, 13.6819)
Luminance	0.4790 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CF47 #B047CF

analogous

#AACF47 #66CF47 #47CF6C

triadic

#66CF47 #4766CF #CF4766

tetradic

#66CF47 #47AACF #B047CF #CF6C47

square

#66CF47 #47AACF #B047CF #CF6C47

split-complementary

#66CF47 #6C47CF #CF47AA

monochromatic

#357B20 #4AAC2D #66CF47 #8EDC78 #B7E8A8

Accessibility & contrast

On white

1.98

#66CF47 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.58

#66CF47 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CF47

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CF47	#FFFFFF	#000000	##000000
##66CF47	1.00	1.98	10.58	10.58
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.58	21.00	1.00	1.00
##000000	10.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BE35

Deuteranopia (green-blind)

#C7B553

Tritanopia (blue-blind)

#5CC8B3

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #66cf47;
/* rgb */ color: rgb(102, 207, 71);
/* oklch */ color: oklch(76.4% 0.199 139.3);

Tailwind

colors: {
  custom: {
    50: '#9ade80',
    500: '#66cf47',
    950: '#000000',
  },
}

SCSS

$custom: #66cf47;
$custom-light: #9ade80;
$custom-dark: #000000;

JSON

{
  "hex": "#66cf47",
  "rgb": {
    "r": 102,
    "g": 207,
    "b": 71
  },
  "hsl": {
    "h": 106.324,
    "s": 58.621,
    "l": 54.51
  },
  "oklch": {
    "l": 0.7641,
    "c": 0.1989,
    "h": 139.3
  },
  "luminance": 0.47905
}

Semantic roles & 50–950 ramp

primary

#66CF47

secondary

#C99CD6

accent

#46E2BE

background

#FAFDF8

surface

#F3FBEF

border

#CDD4CA

text

#0F150B

muted

#7F837C

Preview Lab

Preview with #66CF47

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

Preview Lab → · Contrast checker → · Palette generator →