#66F88F#66F88F

#66F88F is a very light, vivid green. Relative luminance 0.719; OKLCH L 87.5% C 0.191 H 149.9°. Best body text is #000000 at 15.39:1 contrast (WCAG AA passes).

Color values

HEX	#66F88F
RGB	rgb(102, 248, 143)
HSL	hsl(137, 91%, 69%)
HSV	hsv(137, 59%, 97%)
CMYK	cmyk(58.9%, 0%, 42.3%, 2.7%)
CIE-LAB	lab(87.94, -61.22, 38.95)
CIE-LCH	lch(87.94, 72.56, 147.53°)
OKLab	oklab(87.51% -0.1655 0.0961)
OKLCH	oklch(87.51% 0.191 149.9)
XYZ	xyz(44.0016, 71.9385, 37.5480)
Luminance	0.7194 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F88F #F866CF

analogous

#86F866 #66F88F #66F8D8

triadic

#66F88F #8F66F8 #F88F66

tetradic

#66F88F #6686F8 #F866CF #F8D866

square

#66F88F #6686F8 #F866CF #F8D866

split-complementary

#66F88F #D866F8 #F86686

monochromatic

#0ADA44 #2BF564 #66F88F #A1FBBA #DBFDE5

Accessibility & contrast

On white

1.36

#66F88F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.39

#66F88F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F88F

15.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F88F	#FFFFFF	#000000	##000000
##66F88F	1.00	1.36	15.39	15.39
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.39	21.00	1.00	1.00
##000000	15.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE587

Deuteranopia (green-blind)

#E6D796

Tritanopia (blue-blind)

#3CF4DE

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #66f88f;
/* rgb */ color: rgb(102, 248, 143);
/* oklch */ color: oklch(87.5% 0.191 149.9);

Tailwind

colors: {
  custom: {
    50: '#9efbb1',
    500: '#66f88f',
    950: '#000000',
  },
}

SCSS

$custom: #66f88f;
$custom-light: #9efbb1;
$custom-dark: #000000;

JSON

{
  "hex": "#66f88f",
  "rgb": {
    "r": 102,
    "g": 248,
    "b": 143
  },
  "hsl": {
    "h": 136.849,
    "s": 91.25,
    "l": 68.627
  },
  "oklch": {
    "l": 0.87514,
    "c": 0.19138,
    "h": 149.9
  },
  "luminance": 0.71943
}

Semantic roles & 50–950 ramp

primary

#66F88F

secondary

#D231A4

accent

#00A5E6

background

#FCFFFD

surface

#F6FFF7

border

#D0D7D0

text

#101811

muted

#808681

Preview Lab

Preview with #66F88F

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

Preview Lab → · Contrast checker → · Palette generator →