#66D64B#66D64B

#66D64B is a light, highly saturated green. Relative luminance 0.514; OKLCH L 78.2% C 0.205 H 140.0°. Best body text is #000000 at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#66D64B
RGB	rgb(102, 214, 75)
HSL	hsl(108, 63%, 57%)
HSV	hsv(108, 65%, 84%)
CMYK	cmyk(52.3%, 0%, 65%, 16.1%)
CIE-LAB	lab(76.93, -57.17, 57.03)
CIE-LCH	lch(76.93, 80.75, 135.07°)
OKLab	oklab(78.21% -0.1568 0.1316)
OKLCH	oklch(78.21% 0.205 140)
XYZ	xyz(30.7948, 51.4235, 14.9582)
Luminance	0.5143 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D64B #BB4BD6

analogous

#ACD64B #66D64B #4BD676

triadic

#66D64B #4B66D6 #D64B66

tetradic

#66D64B #4BACD6 #BB4BD6 #D6764B

square

#66D64B #4BACD6 #BB4BD6 #D6764B

split-complementary

#66D64B #764BD6 #D64BAC

monochromatic

#33881F #46BA2A #66D64B #90E17D #BBEDAF

Accessibility & contrast

On white

1.86

#66D64B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.29

#66D64B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D64B

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D64B	#FFFFFF	#000000	##000000
##66D64B	1.00	1.86	11.29	11.29
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.29	21.00	1.00	1.00
##000000	11.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC439

Deuteranopia (green-blind)

#CDBA57

Tritanopia (blue-blind)

#5ACFB9

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #66d64b;
/* rgb */ color: rgb(102, 214, 75);
/* oklch */ color: oklch(78.2% 0.205 140.0);

Tailwind

colors: {
  custom: {
    50: '#9be383',
    500: '#66d64b',
    950: '#000000',
  },
}

SCSS

$custom: #66d64b;
$custom-light: #9be383;
$custom-dark: #000000;

JSON

{
  "hex": "#66d64b",
  "rgb": {
    "r": 102,
    "g": 214,
    "b": 75
  },
  "hsl": {
    "h": 108.345,
    "s": 62.896,
    "l": 56.667
  },
  "oklch": {
    "l": 0.78207,
    "c": 0.2047,
    "h": 140
  },
  "luminance": 0.51426
}

Semantic roles & 50–950 ramp

primary

#66D64B

secondary

#7D378E

accent

#42E6C6

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0F160B

muted

#80847E

Preview Lab

Preview with #66D64B

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

Preview Lab → · Contrast checker → · Palette generator →