#66CC52#66CC52

#66CC52 is a light, vivid green. Relative luminance 0.466; OKLCH L 75.8% C 0.187 H 140.5°. Best body text is #000000 at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#66CC52
RGB	rgb(102, 204, 82)
HSL	hsl(110, 54%, 56%)
HSV	hsv(110, 60%, 80%)
CMYK	cmyk(50%, 0%, 59.8%, 20%)
CIE-LAB	lab(73.94, -52.66, 50.71)
CIE-LCH	lch(73.94, 73.11, 136.08°)
OKLab	oklab(75.77% -0.1441 0.1188)
OKLCH	oklch(75.77% 0.187 140.5)
XYZ	xyz(28.5941, 46.6176, 15.4723)
Luminance	0.4662 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CC52 #B852CC

analogous

#A3CC52 #66CC52 #52CC7B

triadic

#66CC52 #5266CC #CC5266

tetradic

#66CC52 #52A3CC #B852CC #CC7B52

square

#66CC52 #52A3CC #B852CC #CC7B52

split-complementary

#66CC52 #7B52CC #CC52A3

monochromatic

#347E25 #47AE33 #66CC52 #90DA81 #BAE8B1

Accessibility & contrast

On white

2.03

#66CC52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.32

#66CC52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CC52

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CC52	#FFFFFF	#000000	##000000
##66CC52	1.00	2.03	10.32	10.32
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.32	21.00	1.00	1.00
##000000	10.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BB45

Deuteranopia (green-blind)

#C4B25C

Tritanopia (blue-blind)

#5BC6B2

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #66cc52;
/* rgb */ color: rgb(102, 204, 82);
/* oklch */ color: oklch(75.8% 0.187 140.5);

Tailwind

colors: {
  custom: {
    50: '#9adc87',
    500: '#66cc52',
    950: '#000000',
  },
}

SCSS

$custom: #66cc52;
$custom-light: #9adc87;
$custom-dark: #000000;

JSON

{
  "hex": "#66cc52",
  "rgb": {
    "r": 102,
    "g": 204,
    "b": 82
  },
  "hsl": {
    "h": 110.164,
    "s": 54.464,
    "l": 56.078
  },
  "oklch": {
    "l": 0.75768,
    "c": 0.18682,
    "h": 140.5
  },
  "luminance": 0.4662
}

Semantic roles & 50–950 ramp

primary

#66CC52

secondary

#CEA4D6

accent

#4ADEC6

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0F150B

muted

#7E837C

Preview Lab

Preview with #66CC52

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

Preview Lab → · Contrast checker → · Palette generator →