#66FE8A#66FE8A

#66FE8A is a very light, highly saturated green. Relative luminance 0.755; OKLCH L 88.9% C 0.204 H 148.5°. Best body text is #000000 at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#66FE8A
RGB	rgb(102, 254, 138)
HSL	hsl(134, 99%, 70%)
HSV	hsv(134, 60%, 100%)
CMYK	cmyk(59.8%, 0%, 45.7%, 0.4%)
CIE-LAB	lab(89.64, -64.21, 43.57)
CIE-LCH	lch(89.64, 77.60, 145.85°)
OKLab	oklab(88.89% -0.1735 0.1065)
OKLCH	oklch(88.89% 0.204 148.5)
XYZ	xyz(45.5055, 75.5390, 36.2222)
Luminance	0.7554 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FE8A #FE66DA

analogous

#8EFE66 #66FE8A #66FED6

triadic

#66FE8A #8A66FE #FE8A66

tetradic

#66FE8A #668EFE #FE66DA #FED666

square

#66FE8A #668EFE #FE66DA #FED666

split-complementary

#66FE8A #D666FE #FE668E

monochromatic

#02E838 #29FE5C #66FE8A #A3FEB8 #E0FFE7

Accessibility & contrast

On white

1.30

#66FE8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.11

#66FE8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FE8A

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FE8A	#FFFFFF	#000000	##000000
##66FE8A	1.00	1.30	16.11	16.11
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.11	21.00	1.00	1.00
##000000	16.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA81

Deuteranopia (green-blind)

#EDDC92

Tritanopia (blue-blind)

#3CF9E2

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #66fe8a;
/* rgb */ color: rgb(102, 254, 138);
/* oklch */ color: oklch(88.9% 0.204 148.5);

Tailwind

colors: {
  custom: {
    50: '#9fffae',
    500: '#66fe8a',
    950: '#000000',
  },
}

SCSS

$custom: #66fe8a;
$custom-light: #9fffae;
$custom-dark: #000000;

JSON

{
  "hex": "#66fe8a",
  "rgb": {
    "r": 102,
    "g": 254,
    "b": 138
  },
  "hsl": {
    "h": 134.211,
    "s": 98.701,
    "l": 69.804
  },
  "oklch": {
    "l": 0.88894,
    "c": 0.20358,
    "h": 148.5
  },
  "luminance": 0.75543
}

Semantic roles & 50–950 ramp

primary

#66FE8A

secondary

#D92FB1

accent

#00AFE6

background

#FDFFFD

surface

#F7FFF7

border

#D0D7D0

text

#101810

muted

#818681

Preview Lab

Preview with #66FE8A

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

Preview Lab → · Contrast checker → · Palette generator →