#66D93C#66D93C

#66D93C is a light, highly saturated green. Relative luminance 0.528; OKLCH L 78.8% C 0.218 H 138.8°. Best body text is #000000 at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#66D93C
RGB	rgb(102, 217, 60)
HSL	hsl(104, 67%, 54%)
HSV	hsv(104, 72%, 85%)
CMYK	cmyk(53%, 0%, 72.4%, 14.9%)
CIE-LAB	lab(77.74, -59.49, 63.59)
CIE-LCH	lch(77.74, 87.08, 133.09°)
OKLab	oklab(78.84% -0.164 0.1435)
OKLCH	oklch(78.84% 0.218 138.8)
XYZ	xyz(31.1068, 52.7743, 12.8213)
Luminance	0.5278 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D93C #AF3CD9

analogous

#B5D93C #66D93C #3CD961

triadic

#66D93C #3C66D9 #D93C66

tetradic

#66D93C #3CB5D9 #AF3CD9 #D9613C

square

#66D93C #3CB5D9 #AF3CD9 #D9613C

split-complementary

#66D93C #613CD9 #D93CB5

monochromatic

#358119 #4AB523 #66D93C #8EE36F #B6EDA2

Accessibility & contrast

On white

1.82

#66D93C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.56

#66D93C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D93C

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D93C	#FFFFFF	#000000	##000000
##66D93C	1.00	1.82	11.56	11.56
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.56	21.00	1.00	1.00
##000000	11.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC61F

Deuteranopia (green-blind)

#D1BD4C

Tritanopia (blue-blind)

#5BD2BB

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #66d93c;
/* rgb */ color: rgb(102, 217, 60);
/* oklch */ color: oklch(78.8% 0.218 138.8);

Tailwind

colors: {
  custom: {
    50: '#9ce67b',
    500: '#66d93c',
    950: '#000000',
  },
}

SCSS

$custom: #66d93c;
$custom-light: #9ce67b;
$custom-dark: #000000;

JSON

{
  "hex": "#66d93c",
  "rgb": {
    "r": 102,
    "g": 217,
    "b": 60
  },
  "hsl": {
    "h": 103.949,
    "s": 67.382,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78836,
    "c": 0.21791,
    "h": 138.8
  },
  "luminance": 0.52777
}

Semantic roles & 50–950 ramp

primary

#66D93C

secondary

#713188

accent

#3EEABC

background

#FCFEFB

surface

#F6FCF2

border

#D0D5CC

text

#0F160A

muted

#80847D

Preview Lab

Preview with #66D93C

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

Preview Lab → · Contrast checker → · Palette generator →