#66D74C#66D74C

#66D74C is a light, highly saturated green. Relative luminance 0.519; OKLCH L 78.5% C 0.205 H 140.1°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#66D74C
RGB	rgb(102, 215, 76)
HSL	hsl(109, 63%, 57%)
HSV	hsv(109, 65%, 84%)
CMYK	cmyk(52.6%, 0%, 64.7%, 15.7%)
CIE-LAB	lab(77.25, -57.45, 56.97)
CIE-LCH	lch(77.25, 80.90, 135.24°)
OKLab	oklab(78.47% -0.1575 0.1316)
OKLCH	oklch(78.47% 0.205 140.1)
XYZ	xyz(31.0831, 51.9450, 15.2245)
Luminance	0.5195 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D74C #BD4CD7

analogous

#ACD74C #66D74C #4CD778

triadic

#66D74C #4C66D7 #D74C66

tetradic

#66D74C #4CACD7 #BD4CD7 #D7784C

square

#66D74C #4CACD7 #BD4CD7 #D7784C

split-complementary

#66D74C #784CD7 #D74CAC

monochromatic

#338A1F #45BC2A #66D74C #91E27E #BCEDB0

Accessibility & contrast

On white

1.84

#66D74C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#66D74C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D74C

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D74C	#FFFFFF	#000000	##000000
##66D74C	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC53A

Deuteranopia (green-blind)

#CEBB58

Tritanopia (blue-blind)

#5AD0BA

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #66d74c;
/* rgb */ color: rgb(102, 215, 76);
/* oklch */ color: oklch(78.5% 0.205 140.1);

Tailwind

colors: {
  custom: {
    50: '#9be484',
    500: '#66d74c',
    950: '#000000',
  },
}

SCSS

$custom: #66d74c;
$custom-light: #9be484;
$custom-dark: #000000;

JSON

{
  "hex": "#66d74c",
  "rgb": {
    "r": 102,
    "g": 215,
    "b": 76
  },
  "hsl": {
    "h": 108.777,
    "s": 63.47,
    "l": 57.059
  },
  "oklch": {
    "l": 0.78467,
    "c": 0.20521,
    "h": 140.1
  },
  "luminance": 0.51947
}

Semantic roles & 50–950 ramp

primary

#66D74C

secondary

#7F3790

accent

#41E6C8

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0F160B

muted

#80847E

Preview Lab

Preview with #66D74C

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

Preview Lab → · Contrast checker → · Palette generator →