#66D93D#66D93D

#66D93D is a light, highly saturated green. Relative luminance 0.528; OKLCH L 78.8% C 0.217 H 138.9°. Best body text is #000000 at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#66D93D
RGB	rgb(102, 217, 61)
HSL	hsl(104, 67%, 55%)
HSV	hsv(104, 72%, 85%)
CMYK	cmyk(53%, 0%, 71.9%, 14.9%)
CIE-LAB	lab(77.75, -59.42, 63.25)
CIE-LCH	lch(77.75, 86.78, 133.21°)
OKLab	oklab(78.84% -0.1637 0.1429)
OKLCH	oklch(78.84% 0.217 138.9)
XYZ	xyz(31.1334, 52.7849, 12.9619)
Luminance	0.5279 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D93D #B03DD9

analogous

#B4D93D #66D93D #3DD962

triadic

#66D93D #3D66D9 #D93D66

tetradic

#66D93D #3DB4D9 #B03DD9 #D9623D

square

#66D93D #3DB4D9 #B03DD9 #D9623D

split-complementary

#66D93D #623DD9 #D93DB4

monochromatic

#358219 #4AB524 #66D93D #8EE370 #B7EDA3

Accessibility & contrast

On white

1.82

#66D93D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.56

#66D93D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D93D

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D93D	#FFFFFF	#000000	##000000
##66D93D	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)

#DFC621

Deuteranopia (green-blind)

#D1BD4D

Tritanopia (blue-blind)

#5BD2BB

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #66d93d;
/* rgb */ color: rgb(102, 217, 61);
/* oklch */ color: oklch(78.8% 0.217 138.9);

Tailwind

colors: {
  custom: {
    50: '#9ce67c',
    500: '#66d93d',
    950: '#000000',
  },
}

SCSS

$custom: #66d93d;
$custom-light: #9ce67c;
$custom-dark: #000000;

JSON

{
  "hex": "#66d93d",
  "rgb": {
    "r": 102,
    "g": 217,
    "b": 61
  },
  "hsl": {
    "h": 104.231,
    "s": 67.241,
    "l": 54.51
  },
  "oklch": {
    "l": 0.78843,
    "c": 0.21733,
    "h": 138.9
  },
  "luminance": 0.52787
}

Semantic roles & 50–950 ramp

primary

#66D93D

secondary

#723189

accent

#3EEABD

background

#FCFEFB

surface

#F6FCF2

border

#D0D5CC

text

#0F160A

muted

#80847D

Preview Lab

Preview with #66D93D

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

Preview Lab → · Contrast checker → · Palette generator →