#66D442#66D442

#66D442 is a light, highly saturated green. Relative luminance 0.503; OKLCH L 77.6% C 0.208 H 139.1°. Best body text is #000000 at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#66D442
RGB	rgb(102, 212, 66)
HSL	hsl(105, 63%, 55%)
HSV	hsv(105, 69%, 83%)
CMYK	cmyk(51.9%, 0%, 68.9%, 16.9%)
CIE-LAB	lab(76.25, -57.20, 59.87)
CIE-LCH	lch(76.25, 82.80, 133.69°)
OKLab	oklab(77.62% -0.1574 0.1365)
OKLCH	oklch(77.62% 0.208 139.1)
XYZ	xyz(30.0052, 50.3028, 13.2815)
Luminance	0.5030 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D442 #B042D4

analogous

#AFD442 #66D442 #42D467

triadic

#66D442 #4266D4 #D44266

tetradic

#66D442 #42AFD4 #B042D4 #D46742

square

#66D442 #42AFD4 #B042D4 #D46742

split-complementary

#66D442 #6742D4 #D442AF

monochromatic

#357F1D #4AB128 #66D442 #8EDF74 #B7EBA6

Accessibility & contrast

On white

1.90

#66D442 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.06

#66D442 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D442

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D442	#FFFFFF	#000000	##000000
##66D442	1.00	1.90	11.06	11.06
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.06	21.00	1.00	1.00
##000000	11.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC22C

Deuteranopia (green-blind)

#CCB950

Tritanopia (blue-blind)

#5CCDB7

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #66d442;
/* rgb */ color: rgb(102, 212, 66);
/* oklch */ color: oklch(77.6% 0.208 139.1);

Tailwind

colors: {
  custom: {
    50: '#9be27e',
    500: '#66d442',
    950: '#000000',
  },
}

SCSS

$custom: #66d442;
$custom-light: #9be27e;
$custom-dark: #000000;

JSON

{
  "hex": "#66d442",
  "rgb": {
    "r": 102,
    "g": 212,
    "b": 66
  },
  "hsl": {
    "h": 105.205,
    "s": 62.931,
    "l": 54.51
  },
  "oklch": {
    "l": 0.77624,
    "c": 0.20837,
    "h": 139.1
  },
  "luminance": 0.50305
}

Semantic roles & 50–950 ramp

primary

#66D442

secondary

#723486

accent

#42E6BE

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0F150A

muted

#80847D

Preview Lab

Preview with #66D442

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

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