#66CC8D#66CC8D

#66CC8D is a light, vivid green. Relative luminance 0.479; OKLCH L 76.7% C 0.133 H 154.6°. Best body text is #000000 at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#66CC8D
RGB	rgb(102, 204, 141)
HSL	hsl(143, 50%, 60%)
HSV	hsv(143, 50%, 80%)
CMYK	cmyk(50%, 0%, 30.9%, 20%)
CIE-LAB	lab(74.78, -43.91, 22.50)
CIE-LCH	lch(74.78, 49.33, 152.87°)
OKLab	oklab(76.73% -0.1198 0.0569)
OKLCH	oklch(76.73% 0.133 154.6)
XYZ	xyz(31.8777, 47.9310, 32.7659)
Luminance	0.4793 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CC8D #CC66A5

analogous

#72CC66 #66CC8D #66CCC0

triadic

#66CC8D #8D66CC #CC8D66

tetradic

#66CC8D #6672CC #CC66A5 #CCC066

square

#66CC8D #6672CC #CC66A5 #CCC066

split-complementary

#66CC8D #C066CC #CC6672

monochromatic

#2E8A51 #3DB86C #66CC8D #94DBAF #C2EBD1

Accessibility & contrast

On white

1.98

#66CC8D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.59

#66CC8D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CC8D

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CC8D	#FFFFFF	#000000	##000000
##66CC8D	1.00	1.98	10.59	10.59
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.59	21.00	1.00	1.00
##000000	10.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCBE89

Deuteranopia (green-blind)

#BDB491

Tritanopia (blue-blind)

#4CCABB

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #66cc8d;
/* rgb */ color: rgb(102, 204, 141);
/* oklch */ color: oklch(76.7% 0.133 154.6);

Tailwind

colors: {
  custom: {
    50: '#98dcae',
    500: '#66cc8d',
    950: '#000000',
  },
}

SCSS

$custom: #66cc8d;
$custom-light: #98dcae;
$custom-dark: #000000;

JSON

{
  "hex": "#66cc8d",
  "rgb": {
    "r": 102,
    "g": 204,
    "b": 141
  },
  "hsl": {
    "h": 142.941,
    "s": 50,
    "l": 60
  },
  "oklch": {
    "l": 0.76726,
    "c": 0.13263,
    "h": 154.6
  },
  "luminance": 0.47934
}

Semantic roles & 50–950 ramp

primary

#66CC8D

secondary

#DBB3CC

accent

#4EA4DA

background

#F9FDFA

surface

#F2FBF4

border

#CCD4CE

text

#0E1510

muted

#7E837F

Preview Lab

Preview with #66CC8D

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

Preview Lab → · Contrast checker → · Palette generator →