#66CF44#66CF44

#66CF44 is a light, highly saturated green. Relative luminance 0.479; OKLCH L 76.4% C 0.201 H 139.0°. Best body text is #000000 at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#66CF44
RGB	rgb(102, 207, 68)
HSL	hsl(105, 59%, 54%)
HSV	hsv(105, 67%, 81%)
CMYK	cmyk(50.7%, 0%, 67.1%, 18.8%)
CIE-LAB	lab(74.74, -55.16, 57.50)
CIE-LCH	lch(74.74, 79.67, 133.81°)
OKLab	oklab(76.38% -0.1518 0.1318)
OKLCH	oklch(76.38% 0.201 139)
XYZ	xyz(28.8346, 47.8656, 13.1873)
Luminance	0.4787 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CF44 #AD44CF

analogous

#ACCF44 #66CF44 #44CF68

triadic

#66CF44 #4466CF #CF4466

tetradic

#66CF44 #44ACCF #AD44CF #CF6844

square

#66CF44 #44ACCF #AD44CF #CF6844

split-complementary

#66CF44 #6844CF #CF44AC

monochromatic

#35791F #4BAA2C #66CF44 #8EDC75 #B6E8A5

Accessibility & contrast

On white

1.99

#66CF44 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.57

#66CF44 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CF44

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CF44	#FFFFFF	#000000	##000000
##66CF44	1.00	1.99	10.57	10.57
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.57	21.00	1.00	1.00
##000000	10.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD31

Deuteranopia (green-blind)

#C7B550

Tritanopia (blue-blind)

#5DC8B3

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #66cf44;
/* rgb */ color: rgb(102, 207, 68);
/* oklch */ color: oklch(76.4% 0.201 139.0);

Tailwind

colors: {
  custom: {
    50: '#9bde7f',
    500: '#66cf44',
    950: '#000000',
  },
}

SCSS

$custom: #66cf44;
$custom-light: #9bde7f;
$custom-dark: #000000;

JSON

{
  "hex": "#66cf44",
  "rgb": {
    "r": 102,
    "g": 207,
    "b": 68
  },
  "hsl": {
    "h": 105.324,
    "s": 59.149,
    "l": 53.922
  },
  "oklch": {
    "l": 0.76383,
    "c": 0.20098,
    "h": 139
  },
  "luminance": 0.47868
}

Semantic roles & 50–950 ramp

primary

#66CF44

secondary

#C79AD5

accent

#45E2BC

background

#FAFDF8

surface

#F3FBEF

border

#CDD4CA

text

#0F150A

muted

#7F837C

Preview Lab

Preview with #66CF44

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

Preview Lab → · Contrast checker → · Palette generator →