#66BC44#66BC44

#66BC44 is a light, vivid green. Relative luminance 0.392; OKLCH L 71.6% C 0.177 H 138.0°. Best body text is #000000 at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#66BC44
RGB	rgb(102, 188, 68)
HSL	hsl(103, 47%, 50%)
HSV	hsv(103, 64%, 74%)
CMYK	cmyk(45.7%, 0%, 63.8%, 26.3%)
CIE-LAB	lab(68.90, -47.72, 51.18)
CIE-LCH	lch(68.90, 69.97, 133.00°)
OKLab	oklab(71.59% -0.1316 0.1184)
OKLCH	oklch(71.59% 0.177 138)
XYZ	xyz(24.5053, 39.2070, 11.7442)
Luminance	0.3921 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BC44 #9A44BC

analogous

#A2BC44 #66BC44 #44BC5E

triadic

#66BC44 #4466BC #BC4466

tetradic

#66BC44 #44A2BC #9A44BC #BC5E44

square

#66BC44 #44A2BC #9A44BC #BC5E44

split-complementary

#66BC44 #5E44BC #BC44A2

monochromatic

#356223 #4D8F33 #66BC44 #8BCC71 #B0DC9E

Accessibility & contrast

On white

2.38

#66BC44 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.84

#66BC44 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BC44

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BC44	#FFFFFF	#000000	##000000
##66BC44	1.00	2.38	8.84	8.84
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.84	21.00	1.00	1.00
##000000	8.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AD35

Deuteranopia (green-blind)

#B6A54E

Tritanopia (blue-blind)

#60B6A3

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #66bc44;
/* rgb */ color: rgb(102, 188, 68);
/* oklch */ color: oklch(71.6% 0.177 138.0);

Tailwind

colors: {
  custom: {
    50: '#98d17d',
    500: '#66bc44',
    950: '#000000',
  },
}

SCSS

$custom: #66bc44;
$custom-light: #98d17d;
$custom-dark: #000000;

JSON

{
  "hex": "#66bc44",
  "rgb": {
    "r": 102,
    "g": 188,
    "b": 68
  },
  "hsl": {
    "h": 103,
    "s": 47.244,
    "l": 50.196
  },
  "oklch": {
    "l": 0.71587,
    "c": 0.17704,
    "h": 138
  },
  "luminance": 0.39209
}

Semantic roles & 50–950 ramp

primary

#66BC44

secondary

#BA93C9

accent

#51D7B1

background

#F9FCF7

surface

#F2F9EE

border

#CCD2C9

text

#0E140A

muted

#7E827C

Preview Lab

Preview with #66BC44

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

Preview Lab → · Contrast checker → · Palette generator →