#66FA8F#66FA8F

#66FA8F is a very light, vivid green. Relative luminance 0.732; OKLCH L 88.0% C 0.194 H 149.7°. Best body text is #000000 at 15.64:1 contrast (WCAG AA passes).

Color values

HEX	#66FA8F
RGB	rgb(102, 250, 143)
HSL	hsl(137, 94%, 69%)
HSV	hsv(137, 59%, 98%)
CMYK	cmyk(59.2%, 0%, 42.8%, 2%)
CIE-LAB	lab(88.53, -61.97, 39.72)
CIE-LCH	lch(88.53, 73.60, 147.34°)
OKLab	oklab(88% -0.1675 0.0979)
OKLCH	oklch(88% 0.194 149.7)
XYZ	xyz(44.6198, 73.1749, 37.7540)
Luminance	0.7318 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FA8F #FA66D1

analogous

#87FA66 #66FA8F #66FAD9

triadic

#66FA8F #8F66FA #FA8F66

tetradic

#66FA8F #6687FA #FA66D1 #FAD966

square

#66FA8F #6687FA #FA66D1 #FAD966

split-complementary

#66FA8F #D966FA #FA6687

monochromatic

#07DE43 #2BF864 #66FA8F #A1FCBA #DDFEE6

Accessibility & contrast

On white

1.34

#66FA8F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.64

#66FA8F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FA8F

15.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FA8F	#FFFFFF	#000000	##000000
##66FA8F	1.00	1.34	15.64	15.64
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.64	21.00	1.00	1.00
##000000	15.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE687

Deuteranopia (green-blind)

#E8D996

Tritanopia (blue-blind)

#3BF6E0

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #66fa8f;
/* rgb */ color: rgb(102, 250, 143);
/* oklch */ color: oklch(88.0% 0.194 149.7);

Tailwind

colors: {
  custom: {
    50: '#9efdb1',
    500: '#66fa8f',
    950: '#000000',
  },
}

SCSS

$custom: #66fa8f;
$custom-light: #9efdb1;
$custom-dark: #000000;

JSON

{
  "hex": "#66fa8f",
  "rgb": {
    "r": 102,
    "g": 250,
    "b": 143
  },
  "hsl": {
    "h": 136.622,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.88,
    "c": 0.19399,
    "h": 149.7
  },
  "luminance": 0.73179
}

Semantic roles & 50–950 ramp

primary

#66FA8F

secondary

#D430A7

accent

#00A6E6

background

#FCFFFD

surface

#F6FFF7

border

#D0D7D0

text

#101811

muted

#808681

Preview Lab

Preview with #66FA8F

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

Preview Lab → · Contrast checker → · Palette generator →