#66FA6B#66FA6B

#66FA6B is a very light, highly saturated green. Relative luminance 0.723; OKLCH L 87.5% C 0.225 H 143.9°. Best body text is #000000 at 15.45:1 contrast (WCAG AA passes).

Color values

HEX	#66FA6B
RGB	rgb(102, 250, 107)
HSL	hsl(122, 94%, 69%)
HSV	hsv(122, 59%, 98%)
CMYK	cmyk(59.2%, 0%, 57.2%, 2%)
CIE-LAB	lab(88.09, -66.87, 55.99)
CIE-LCH	lch(88.09, 87.22, 140.06°)
OKLab	oklab(87.49% -0.1815 0.1323)
OKLCH	oklch(87.49% 0.225 143.9)
XYZ	xyz(42.3165, 72.2536, 25.6234)
Luminance	0.7226 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FA6B #FA66F5

analogous

#ABFA66 #66FA6B #66FAB5

triadic

#66FA6B #6B66FA #FA6B66

tetradic

#66FA6B #66ABFA #FA66F5 #FAB566

square

#66FA6B #66ABFA #FA66F5 #FAB566

split-complementary

#66FA6B #B566FA #FA66AB

monochromatic

#07DE0F #2BF832 #66FA6B #A1FCA4 #DDFEDE

Accessibility & contrast

On white

1.36

#66FA6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.45

#66FA6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FA6B

15.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FA6B	#FFFFFF	#000000	##000000
##66FA6B	1.00	1.36	15.45	15.45
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.45	21.00	1.00	1.00
##000000	15.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE55C

Deuteranopia (green-blind)

#ECD876

Tritanopia (blue-blind)

#49F4DB

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #66fa6b;
/* rgb */ color: rgb(102, 250, 107);
/* oklch */ color: oklch(87.5% 0.225 143.9);

Tailwind

colors: {
  custom: {
    50: '#9ffd99',
    500: '#66fa6b',
    950: '#000000',
  },
}

SCSS

$custom: #66fa6b;
$custom-light: #9ffd99;
$custom-dark: #000000;

JSON

{
  "hex": "#66fa6b",
  "rgb": {
    "r": 102,
    "g": 250,
    "b": 107
  },
  "hsl": {
    "h": 122.027,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.87494,
    "c": 0.22459,
    "h": 143.9
  },
  "luminance": 0.72258
}

Semantic roles & 50–950 ramp

primary

#66FA6B

secondary

#D430CE

accent

#00DEE6

background

#FDFFFC

surface

#F7FFF5

border

#D0D7CF

text

#10180E

muted

#81867F

Preview Lab

Preview with #66FA6B

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

Preview Lab → · Contrast checker → · Palette generator →