#66D44E#66D44E

#66D44E is a light, highly saturated green. Relative luminance 0.505; OKLCH L 77.7% C 0.200 H 140.3°. Best body text is #000000 at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#66D44E
RGB	rgb(102, 212, 78)
HSL	hsl(109, 61%, 57%)
HSV	hsv(109, 63%, 83%)
CMYK	cmyk(51.9%, 0%, 63.2%, 16.9%)
CIE-LAB	lab(76.35, -56.14, 55.15)
CIE-LCH	lch(76.35, 78.69, 135.51°)
OKLab	oklab(77.73% -0.1538 0.1279)
OKLCH	oklch(77.73% 0.2 140.3)
XYZ	xyz(30.3968, 50.4594, 15.3441)
Luminance	0.5046 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D44E #BC4ED4

analogous

#A9D44E #66D44E #4ED479

triadic

#66D44E #4E66D4 #D44E66

tetradic

#66D44E #4EA9D4 #BC4ED4 #D4794E

square

#66D44E #4EA9D4 #BC4ED4 #D4794E

split-complementary

#66D44E #794ED4 #D44EA9

monochromatic

#338721 #46B82D #66D44E #91E07F #BBECB0

Accessibility & contrast

On white

1.89

#66D44E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.09

#66D44E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D44E

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D44E	#FFFFFF	#000000	##000000
##66D44E	1.00	1.89	11.09	11.09
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.09	21.00	1.00	1.00
##000000	11.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC23E

Deuteranopia (green-blind)

#CBB959

Tritanopia (blue-blind)

#5ACDB8

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #66d44e;
/* rgb */ color: rgb(102, 212, 78);
/* oklch */ color: oklch(77.7% 0.200 140.3);

Tailwind

colors: {
  custom: {
    50: '#9be285',
    500: '#66d44e',
    950: '#000000',
  },
}

SCSS

$custom: #66d44e;
$custom-light: #9be285;
$custom-dark: #000000;

JSON

{
  "hex": "#66d44e",
  "rgb": {
    "r": 102,
    "g": 212,
    "b": 78
  },
  "hsl": {
    "h": 109.254,
    "s": 60.909,
    "l": 56.863
  },
  "oklch": {
    "l": 0.77734,
    "c": 0.20005,
    "h": 140.3
  },
  "luminance": 0.50462
}

Semantic roles & 50–950 ramp

primary

#66D44E

secondary

#7E398D

accent

#44E4C7

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0F150B

muted

#80847E

Preview Lab

Preview with #66D44E

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

Preview Lab → · Contrast checker → · Palette generator →