#66D94D#66D94D

#66D94D is a light, highly saturated green. Relative luminance 0.530; OKLCH L 79.0% C 0.207 H 140.3°. Best body text is #000000 at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#66D94D
RGB	rgb(102, 217, 77)
HSL	hsl(109, 65%, 58%)
HSV	hsv(109, 65%, 85%)
CMYK	cmyk(53%, 0%, 64.5%, 14.9%)
CIE-LAB	lab(77.87, -58.10, 57.23)
CIE-LCH	lch(77.87, 81.55, 135.43°)
OKLab	oklab(78.98% -0.1592 0.1322)
OKLCH	oklch(78.98% 0.207 140.3)
XYZ	xyz(31.6305, 52.9838, 15.5798)
Luminance	0.5299 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D94D #C04DD9

analogous

#ACD94D #66D94D #4DD97A

triadic

#66D94D #4D66D9 #D94D66

tetradic

#66D94D #4DACD9 #C04DD9 #D97A4D

square

#66D94D #4DACD9 #C04DD9 #D97A4D

split-complementary

#66D94D #7A4DD9 #D94DAC

monochromatic

#328D1E #44C029 #66D94D #91E47F #BDEFB2

Accessibility & contrast

On white

1.81

#66D94D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.60

#66D94D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D94D

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D94D	#FFFFFF	#000000	##000000
##66D94D	1.00	1.81	11.60	11.60
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.60	21.00	1.00	1.00
##000000	11.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC73B

Deuteranopia (green-blind)

#D0BD59

Tritanopia (blue-blind)

#59D2BC

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #66d94d;
/* rgb */ color: rgb(102, 217, 77);
/* oklch */ color: oklch(79.0% 0.207 140.3);

Tailwind

colors: {
  custom: {
    50: '#9ce685',
    500: '#66d94d',
    950: '#000000',
  },
}

SCSS

$custom: #66d94d;
$custom-light: #9ce685;
$custom-dark: #000000;

JSON

{
  "hex": "#66d94d",
  "rgb": {
    "r": 102,
    "g": 217,
    "b": 77
  },
  "hsl": {
    "h": 109.286,
    "s": 64.815,
    "l": 57.647
  },
  "oklch": {
    "l": 0.78978,
    "c": 0.20695,
    "h": 140.3
  },
  "luminance": 0.52986
}

Semantic roles & 50–950 ramp

primary

#66D94D

secondary

#833793

accent

#40E8CA

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0F160B

muted

#80847E

Preview Lab

Preview with #66D94D

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

Preview Lab → · Contrast checker → · Palette generator →