#66F365#66F365

#66F365 is a very light, highly saturated green. Relative luminance 0.679; OKLCH L 85.7% C 0.221 H 143.2°. Best body text is #000000 at 14.57:1 contrast (WCAG AA passes).

Color values

HEX	#66F365
RGB	rgb(102, 243, 101)
HSL	hsl(120, 86%, 67%)
HSV	hsv(120, 58%, 95%)
CMYK	cmyk(58%, 0%, 58.4%, 4.7%)
CIE-LAB	lab(85.94, -65.08, 56.12)
CIE-LCH	lch(85.94, 85.93, 139.23°)
OKLab	oklab(85.7% -0.1769 0.1321)
OKLCH	oklch(85.7% 0.221 143.2)
XYZ	xyz(39.8768, 67.8619, 23.3066)
Luminance	0.6787 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F365 #F265F3

analogous

#ADF365 #66F365 #65F3AB

triadic

#66F365 #6566F3 #F36566

tetradic

#66F365 #65ADF3 #F265F3 #F3AB65

square

#66F365 #65ADF3 #F265F3 #F3AB65

split-complementary

#66F365 #AB65F3 #F365AD

monochromatic

#11CE10 #2EEF2C #66F365 #9EF79E #D7FCD7

Accessibility & contrast

On white

1.44

#66F365 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.57

#66F365 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F365

14.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F365	#FFFFFF	#000000	##000000
##66F365	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)

#F8DE56

Deuteranopia (green-blind)

#E6D270

Tritanopia (blue-blind)

#4DEDD4

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66f365;
/* rgb */ color: rgb(102, 243, 101);
/* oklch */ color: oklch(85.7% 0.221 143.2);

Tailwind

colors: {
  custom: {
    50: '#9ef895',
    500: '#66f365',
    950: '#000000',
  },
}

SCSS

$custom: #66f365;
$custom-light: #9ef895;
$custom-dark: #000000;

JSON

{
  "hex": "#66f365",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 101
  },
  "hsl": {
    "h": 119.577,
    "s": 85.542,
    "l": 67.451
  },
  "oklch": {
    "l": 0.85699,
    "c": 0.22077,
    "h": 143.2
  },
  "luminance": 0.67866
}

Semantic roles & 50–950 ramp

primary

#66F365

secondary

#C933CA

accent

#03E2E0

background

#FDFFFC

surface

#F7FFF5

border

#D0D7CF

text

#10170E

muted

#81857F

Preview Lab

Preview with #66F365

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

Preview Lab → · Contrast checker → · Palette generator →