#66D93F#66D93F

#66D93F is a light, highly saturated green. Relative luminance 0.528; OKLCH L 78.9% C 0.216 H 139.0°. Best body text is #000000 at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#66D93F
RGB	rgb(102, 217, 63)
HSL	hsl(105, 67%, 55%)
HSV	hsv(105, 71%, 85%)
CMYK	cmyk(53%, 0%, 71%, 14.9%)
CIE-LAB	lab(77.76, -59.27, 62.54)
CIE-LCH	lch(77.76, 86.17, 133.46°)
OKLab	oklab(78.86% -0.1632 0.1417)
OKLCH	oklch(78.86% 0.216 139)
XYZ	xyz(31.1883, 52.8069, 13.2509)
Luminance	0.5281 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D93F #B23FD9

analogous

#B3D93F #66D93F #3FD965

triadic

#66D93F #3F66D9 #D93F66

tetradic

#66D93F #3FB3D9 #B23FD9 #D9653F

square

#66D93F #3FB3D9 #B23FD9 #D9653F

split-complementary

#66D93F #653FD9 #D93FB3

monochromatic

#35841A #49B724 #66D93F #8FE372 #B7EDA5

Accessibility & contrast

On white

1.82

#66D93F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.56

#66D93F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D93F

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D93F	#FFFFFF	#000000	##000000
##66D93F	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)

#DFC625

Deuteranopia (green-blind)

#D1BD4E

Tritanopia (blue-blind)

#5BD2BB

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #66d93f;
/* rgb */ color: rgb(102, 217, 63);
/* oklch */ color: oklch(78.9% 0.216 139.0);

Tailwind

colors: {
  custom: {
    50: '#9ce67d',
    500: '#66d93f',
    950: '#000000',
  },
}

SCSS

$custom: #66d93f;
$custom-light: #9ce67d;
$custom-dark: #000000;

JSON

{
  "hex": "#66d93f",
  "rgb": {
    "r": 102,
    "g": 217,
    "b": 63
  },
  "hsl": {
    "h": 104.805,
    "s": 66.957,
    "l": 54.902
  },
  "oklch": {
    "l": 0.78858,
    "c": 0.21615,
    "h": 139
  },
  "luminance": 0.52809
}

Semantic roles & 50–950 ramp

primary

#66D93F

secondary

#74328A

accent

#3EEABE

background

#FCFEFB

surface

#F6FCF2

border

#D0D5CC

text

#0F160A

muted

#80847D

Preview Lab

Preview with #66D93F

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

Preview Lab → · Contrast checker → · Palette generator →