#66F367#66F367

#66F367 is a very light, highly saturated green. Relative luminance 0.679; OKLCH L 85.7% C 0.219 H 143.5°. Best body text is #000000 at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#66F367
RGB	rgb(102, 243, 103)
HSL	hsl(120, 85%, 68%)
HSV	hsv(120, 58%, 95%)
CMYK	cmyk(58%, 0%, 57.6%, 4.7%)
CIE-LAB	lab(85.96, -64.85, 55.26)
CIE-LCH	lch(85.96, 85.20, 139.56°)
OKLab	oklab(85.72% -0.1762 0.1305)
OKLCH	oklch(85.72% 0.219 143.5)
XYZ	xyz(39.9760, 67.9016, 23.8290)
Luminance	0.6791 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F367 #F366F2

analogous

#ABF366 #66F367 #66F3AE

triadic

#66F367 #6766F3 #F36766

tetradic

#66F367 #66ABF3 #F366F2 #F3AE66

square

#66F367 #66ABF3 #F366F2 #F3AE66

split-complementary

#66F367 #AE66F3 #F366AB

monochromatic

#10CE12 #2DEF2F #66F367 #9FF79F #D7FCD8

Accessibility & contrast

On white

1.44

#66F367 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.58

#66F367 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F367

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F367	#FFFFFF	#000000	##000000
##66F367	1.00	1.44	14.58	14.58
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.58	21.00	1.00	1.00
##000000	14.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DE59

Deuteranopia (green-blind)

#E6D272

Tritanopia (blue-blind)

#4DEDD4

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66f367;
/* rgb */ color: rgb(102, 243, 103);
/* oklch */ color: oklch(85.7% 0.219 143.5);

Tailwind

colors: {
  custom: {
    50: '#9ef896',
    500: '#66f367',
    950: '#000000',
  },
}

SCSS

$custom: #66f367;
$custom-light: #9ef896;
$custom-dark: #000000;

JSON

{
  "hex": "#66f367",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 103
  },
  "hsl": {
    "h": 120.426,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.85722,
    "c": 0.2192,
    "h": 143.5
  },
  "luminance": 0.67905
}

Semantic roles & 50–950 ramp

primary

#66F367

secondary

#CA33C9

accent

#04E0E2

background

#FDFFFC

surface

#F7FFF5

border

#D0D7CF

text

#10170E

muted

#81857F

Preview Lab

Preview with #66F367

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

Preview Lab → · Contrast checker → · Palette generator →