#66F56D#66F56D

#66F56D is a very light, highly saturated green. Relative luminance 0.692; OKLCH L 86.3% C 0.217 H 144.2°. Best body text is #000000 at 14.85:1 contrast (WCAG AA passes).

Color values

HEX	#66F56D
RGB	rgb(102, 245, 109)
HSL	hsl(123, 88%, 68%)
HSV	hsv(123, 58%, 96%)
CMYK	cmyk(58.4%, 0%, 55.5%, 3.9%)
CIE-LAB	lab(86.62, -64.87, 53.37)
CIE-LCH	lch(86.62, 84.00, 140.55°)
OKLab	oklab(86.29% -0.1759 0.1268)
OKLCH	oklch(86.29% 0.217 144.2)
XYZ	xyz(40.8898, 69.2299, 25.6729)
Luminance	0.6923 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F56D #F566EE

analogous

#A6F566 #66F56D #66F5B4

triadic

#66F56D #6D66F5 #F56D66

tetradic

#66F56D #66A6F5 #F566EE #F5B466

square

#66F56D #66A6F5 #F566EE #F5B466

split-complementary

#66F56D #B466F5 #F566A6

monochromatic

#0ED317 #2DF136 #66F56D #9FF9A4 #D9FDDB

Accessibility & contrast

On white

1.41

#66F56D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.85

#66F56D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F56D

14.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F56D	#FFFFFF	#000000	##000000
##66F56D	1.00	1.41	14.85	14.85
#FFFFFF	1.41	1.00	21.00	21.00
#000000	14.85	21.00	1.00	1.00
##000000	14.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9E060

Deuteranopia (green-blind)

#E7D477

Tritanopia (blue-blind)

#4AEFD7

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #66f56d;
/* rgb */ color: rgb(102, 245, 109);
/* oklch */ color: oklch(86.3% 0.217 144.2);

Tailwind

colors: {
  custom: {
    50: '#9ef99a',
    500: '#66f56d',
    950: '#000000',
  },
}

SCSS

$custom: #66f56d;
$custom-light: #9ef99a;
$custom-dark: #000000;

JSON

{
  "hex": "#66f56d",
  "rgb": {
    "r": 102,
    "g": 245,
    "b": 109
  },
  "hsl": {
    "h": 122.937,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.86287,
    "c": 0.21687,
    "h": 144.2
  },
  "luminance": 0.69234
}

Semantic roles & 50–950 ramp

primary

#66F56D

secondary

#CE31C6

accent

#01D9E4

background

#FDFFFC

surface

#F7FFF5

border

#D0D7CF

text

#10170E

muted

#81857F

Preview Lab

Preview with #66F56D

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

Preview Lab → · Contrast checker → · Palette generator →