#66F364#66F364

#66F364 is a very light, highly saturated green. Relative luminance 0.678; OKLCH L 85.7% C 0.222 H 143.1°. Best body text is #000000 at 14.57:1 contrast (WCAG AA passes).

Color values

HEX	#66F364
RGB	rgb(102, 243, 100)
HSL	hsl(119, 86%, 67%)
HSV	hsv(119, 59%, 95%)
CMYK	cmyk(58%, 0%, 58.8%, 4.7%)
CIE-LAB	lab(85.93, -65.19, 56.54)
CIE-LCH	lch(85.93, 86.29, 139.06°)
OKLab	oklab(85.69% -0.1772 0.133)
OKLCH	oklch(85.69% 0.222 143.1)
XYZ	xyz(39.8281, 67.8424, 23.0502)
Luminance	0.6785 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F364 #F164F3

analogous

#ADF364 #66F364 #64F3AA

triadic

#66F364 #6466F3 #F36466

tetradic

#66F364 #64ADF3 #F164F3 #F3AA64

square

#66F364 #64ADF3 #F164F3 #F3AA64

split-complementary

#66F364 #AA64F3 #F364AD

monochromatic

#12CD10 #2EEF2B #66F364 #9EF79D #D6FCD6

Accessibility & contrast

On white

1.44

#66F364 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.57

#66F364 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F364

14.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F364	#FFFFFF	#000000	##000000
##66F364	1.00	1.44	14.57	14.57
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.57	21.00	1.00	1.00
##000000	14.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DE55

Deuteranopia (green-blind)

#E6D26F

Tritanopia (blue-blind)

#4EECD4

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66f364;
/* rgb */ color: rgb(102, 243, 100);
/* oklch */ color: oklch(85.7% 0.222 143.1);

Tailwind

colors: {
  custom: {
    50: '#9ef894',
    500: '#66f364',
    950: '#000000',
  },
}

SCSS

$custom: #66f364;
$custom-light: #9ef894;
$custom-dark: #000000;

JSON

{
  "hex": "#66f364",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 100
  },
  "hsl": {
    "h": 119.161,
    "s": 85.629,
    "l": 67.255
  },
  "oklch": {
    "l": 0.85688,
    "c": 0.22154,
    "h": 143.1
  },
  "luminance": 0.67846
}

Semantic roles & 50–950 ramp

primary

#66F364

secondary

#C732C9

accent

#03E2DF

background

#FDFFFC

surface

#F7FFF5

border

#D0D7CF

text

#10170D

muted

#81857F

Preview Lab

Preview with #66F364

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

Preview Lab → · Contrast checker → · Palette generator →