#66BC32#66BC32

#66BC32 is a light, vivid yellow-green. Relative luminance 0.390; OKLCH L 71.4% C 0.189 H 136.3°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#66BC32
RGB	rgb(102, 188, 50)
HSL	hsl(97, 58%, 47%)
HSV	hsv(97, 73%, 74%)
CMYK	cmyk(45.7%, 0%, 73.4%, 26.3%)
CIE-LAB	lab(68.77, -49.17, 58.13)
CIE-LCH	lch(68.77, 76.14, 130.23°)
OKLab	oklab(71.43% -0.1368 0.1307)
OKLCH	oklch(71.43% 0.189 136.3)
XYZ	xyz(24.0378, 39.0200, 9.2820)
Luminance	0.3902 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BC32 #8832BC

analogous

#ABBC32 #66BC32 #32BC43

triadic

#66BC32 #3266BC #BC3266

tetradic

#66BC32 #32ABBC #8832BC #BC4332

square

#66BC32 #32ABBC #8832BC #BC4332

split-complementary

#66BC32 #4332BC #BC32AB

monochromatic

#325B18 #4C8C25 #66BC32 #87D358 #AAE089

Accessibility & contrast

On white

2.39

#66BC32 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#66BC32 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BC32

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BC32	#FFFFFF	#000000	##000000
##66BC32	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AC17

Deuteranopia (green-blind)

#B7A540

Tritanopia (blue-blind)

#62B5A1

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #66bc32;
/* rgb */ color: rgb(102, 188, 50);
/* oklch */ color: oklch(71.4% 0.189 136.3);

Tailwind

colors: {
  custom: {
    50: '#99d173',
    500: '#66bc32',
    950: '#000000',
  },
}

SCSS

$custom: #66bc32;
$custom-light: #99d173;
$custom-dark: #000000;

JSON

{
  "hex": "#66bc32",
  "rgb": {
    "r": 102,
    "g": 188,
    "b": 50
  },
  "hsl": {
    "h": 97.391,
    "s": 57.983,
    "l": 46.667
  },
  "oklch": {
    "l": 0.71433,
    "c": 0.18919,
    "h": 136.3
  },
  "luminance": 0.39022
}

Semantic roles & 50–950 ramp

primary

#66BC32

secondary

#AE80C9

accent

#47E1A7

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0F1409

muted

#7E827B

Preview Lab

Preview with #66BC32

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

Preview Lab → · Contrast checker → · Palette generator →