#66CC32#66CC32

#66CC32 is a light, highly saturated yellow-green. Relative luminance 0.462; OKLCH L 75.5% C 0.208 H 137.4°. Best body text is #000000 at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#66CC32
RGB	rgb(102, 204, 50)
HSL	hsl(100, 61%, 50%)
HSV	hsv(100, 75%, 80%)
CMYK	cmyk(50%, 0%, 75.5%, 20%)
CIE-LAB	lab(73.70, -55.35, 62.98)
CIE-LCH	lch(73.70, 83.85, 131.31°)
OKLab	oklab(75.49% -0.1534 0.1409)
OKLCH	oklch(75.49% 0.208 137.4)
XYZ	xyz(27.6472, 46.2388, 10.4851)
Luminance	0.4624 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CC32 #9832CC

analogous

#B3CC32 #66CC32 #32CC4B

triadic

#66CC32 #3266CC #CC3266

tetradic

#66CC32 #32B3CC #9832CC #CC4B32

square

#66CC32 #32B3CC #9832CC #CC4B32

split-complementary

#66CC32 #4B32CC #CC32B3

monochromatic

#356A1A #4D9B26 #66CC32 #8AD963 #AFE594

Accessibility & contrast

On white

2.05

#66CC32 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.25

#66CC32 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CC32

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CC32	#FFFFFF	#000000	##000000
##66CC32	1.00	2.05	10.25	10.25
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.25	21.00	1.00	1.00
##000000	10.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BA0D

Deuteranopia (green-blind)

#C5B242

Tritanopia (blue-blind)

#5FC5AF

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #66cc32;
/* rgb */ color: rgb(102, 204, 50);
/* oklch */ color: oklch(75.5% 0.208 137.4);

Tailwind

colors: {
  custom: {
    50: '#9bdc75',
    500: '#66cc32',
    950: '#000000',
  },
}

SCSS

$custom: #66cc32;
$custom-light: #9bdc75;
$custom-dark: #000000;

JSON

{
  "hex": "#66cc32",
  "rgb": {
    "r": 102,
    "g": 204,
    "b": 50
  },
  "hsl": {
    "h": 99.74,
    "s": 60.63,
    "l": 49.804
  },
  "oklch": {
    "l": 0.75489,
    "c": 0.20828,
    "h": 137.4
  },
  "luminance": 0.46241
}

Semantic roles & 50–950 ramp

primary

#66CC32

secondary

#B88AD0

accent

#44E4AE

background

#FAFDF7

surface

#F4FBED

border

#CED4C8

text

#0F1509

muted

#7F837B

Preview Lab

Preview with #66CC32

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

Preview Lab → · Contrast checker → · Palette generator →