#66FA91#66FA91

#66FA91 is a very light, vivid green. Relative luminance 0.732; OKLCH L 88.0% C 0.192 H 150.1°. Best body text is #000000 at 15.65:1 contrast (WCAG AA passes).

Color values

HEX	#66FA91
RGB	rgb(102, 250, 145)
HSL	hsl(137, 94%, 69%)
HSV	hsv(137, 59%, 98%)
CMYK	cmyk(59.2%, 0%, 42%, 2%)
CIE-LAB	lab(88.56, -61.65, 38.78)
CIE-LCH	lch(88.56, 72.83, 147.83°)
OKLab	oklab(88.03% -0.1667 0.0957)
OKLCH	oklch(88.03% 0.192 150.1)
XYZ	xyz(44.7726, 73.2360, 38.5591)
Luminance	0.7324 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FA91 #FA66CF

analogous

#85FA66 #66FA91 #66FADB

triadic

#66FA91 #9166FA #FA9166

tetradic

#66FA91 #6685FA #FA66CF #FADB66

square

#66FA91 #6685FA #FA66CF #FADB66

split-complementary

#66FA91 #DB66FA #FA6685

monochromatic

#07DE46 #2BF866 #66FA91 #A1FCBC #DDFEE6

Accessibility & contrast

On white

1.34

#66FA91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.65

#66FA91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FA91

15.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FA91	#FFFFFF	#000000	##000000
##66FA91	1.00	1.34	15.65	15.65
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.65	21.00	1.00	1.00
##000000	15.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE689

Deuteranopia (green-blind)

#E8D998

Tritanopia (blue-blind)

#3AF6E0

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #66fa91;
/* rgb */ color: rgb(102, 250, 145);
/* oklch */ color: oklch(88.0% 0.192 150.1);

Tailwind

colors: {
  custom: {
    50: '#9efdb2',
    500: '#66fa91',
    950: '#000000',
  },
}

SCSS

$custom: #66fa91;
$custom-light: #9efdb2;
$custom-dark: #000000;

JSON

{
  "hex": "#66fa91",
  "rgb": {
    "r": 102,
    "g": 250,
    "b": 145
  },
  "hsl": {
    "h": 137.432,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.88034,
    "c": 0.19219,
    "h": 150.1
  },
  "luminance": 0.7324
}

Semantic roles & 50–950 ramp

primary

#66FA91

secondary

#D430A4

accent

#00A3E6

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#101811

muted

#808681

Preview Lab

Preview with #66FA91

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

Preview Lab → · Contrast checker → · Palette generator →