#66F88A#66F88A

#66F88A is a very light, vivid green. Relative luminance 0.718; OKLCH L 87.4% C 0.196 H 148.8°. Best body text is #000000 at 15.36:1 contrast (WCAG AA passes).

Color values

HEX	#66F88A
RGB	rgb(102, 248, 138)
HSL	hsl(135, 91%, 69%)
HSV	hsv(135, 59%, 97%)
CMYK	cmyk(58.9%, 0%, 44.4%, 2.7%)
CIE-LAB	lab(87.87, -62.00, 41.30)
CIE-LCH	lch(87.87, 74.50, 146.33°)
OKLab	oklab(87.43% -0.1676 0.1013)
OKLCH	oklch(87.43% 0.196 148.8)
XYZ	xyz(43.6313, 71.7904, 35.5974)
Luminance	0.7179 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F88A #F866D4

analogous

#8BF866 #66F88A #66F8D3

triadic

#66F88A #8A66F8 #F88A66

tetradic

#66F88A #668BF8 #F866D4 #F8D366

square

#66F88A #668BF8 #F866D4 #F8D366

split-complementary

#66F88A #D366F8 #F8668B

monochromatic

#0ADA3D #2BF55D #66F88A #A1FBB7 #DBFDE4

Accessibility & contrast

On white

1.37

#66F88A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.36

#66F88A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F88A

15.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F88A	#FFFFFF	#000000	##000000
##66F88A	1.00	1.37	15.36	15.36
#FFFFFF	1.37	1.00	21.00	21.00
#000000	15.36	21.00	1.00	1.00
##000000	15.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE482

Deuteranopia (green-blind)

#E7D791

Tritanopia (blue-blind)

#3FF4DE

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #66f88a;
/* rgb */ color: rgb(102, 248, 138);
/* oklch */ color: oklch(87.4% 0.196 148.8);

Tailwind

colors: {
  custom: {
    50: '#9efbad',
    500: '#66f88a',
    950: '#000000',
  },
}

SCSS

$custom: #66f88a;
$custom-light: #9efbad;
$custom-dark: #000000;

JSON

{
  "hex": "#66f88a",
  "rgb": {
    "r": 102,
    "g": 248,
    "b": 138
  },
  "hsl": {
    "h": 134.795,
    "s": 91.25,
    "l": 68.627
  },
  "oklch": {
    "l": 0.87432,
    "c": 0.19584,
    "h": 148.8
  },
  "luminance": 0.71795
}

Semantic roles & 50–950 ramp

primary

#66F88A

secondary

#D231AA

accent

#00ADE6

background

#FCFFFD

surface

#F6FFF7

border

#D0D7D0

text

#101810

muted

#808681

Preview Lab

Preview with #66F88A

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

Preview Lab → · Contrast checker → · Palette generator →