#66D044#66D044

#66D044 is a light, highly saturated green. Relative luminance 0.484; OKLCH L 76.6% C 0.202 H 139.1°. Best body text is #000000 at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#66D044
RGB	rgb(102, 208, 68)
HSL	hsl(105, 60%, 54%)
HSV	hsv(105, 67%, 82%)
CMYK	cmyk(51%, 0%, 67.3%, 18.4%)
CIE-LAB	lab(75.05, -55.53, 57.82)
CIE-LCH	lch(75.05, 80.17, 133.84°)
OKLab	oklab(76.63% -0.1528 0.1324)
OKLCH	oklch(76.63% 0.202 139.1)
XYZ	xyz(29.0776, 48.3517, 13.2683)
Luminance	0.4835 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D044 #AE44D0

analogous

#ACD044 #66D044 #44D068

triadic

#66D044 #4466D0 #D04466

tetradic

#66D044 #44ACD0 #AE44D0 #D06844

square

#66D044 #44ACD0 #AE44D0 #D06844

split-complementary

#66D044 #6844D0 #D044AC

monochromatic

#357B1F #4AAC2B #66D044 #8EDC75 #B6E9A6

Accessibility & contrast

On white

1.97

#66D044 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.67

#66D044 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D044

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D044	#FFFFFF	#000000	##000000
##66D044	1.00	1.97	10.67	10.67
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.67	21.00	1.00	1.00
##000000	10.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE30

Deuteranopia (green-blind)

#C8B551

Tritanopia (blue-blind)

#5CC9B4

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #66d044;
/* rgb */ color: rgb(102, 208, 68);
/* oklch */ color: oklch(76.6% 0.202 139.1);

Tailwind

colors: {
  custom: {
    50: '#9bdf7f',
    500: '#66d044',
    950: '#000000',
  },
}

SCSS

$custom: #66d044;
$custom-light: #9bdf7f;
$custom-dark: #000000;

JSON

{
  "hex": "#66d044",
  "rgb": {
    "r": 102,
    "g": 208,
    "b": 68
  },
  "hsl": {
    "h": 105.429,
    "s": 59.829,
    "l": 54.118
  },
  "oklch": {
    "l": 0.76635,
    "c": 0.20221,
    "h": 139.1
  },
  "luminance": 0.48354
}

Semantic roles & 50–950 ramp

primary

#66D044

secondary

#C79AD6

accent

#45E3BD

background

#FAFDF8

surface

#F3FBEF

border

#CDD4CA

text

#0F150A

muted

#7F837C

Preview Lab

Preview with #66D044

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

Preview Lab → · Contrast checker → · Palette generator →