#66FDAE#66FDAE

#66FDAE is a very light, vivid green. Relative luminance 0.761; OKLCH L 89.3% C 0.170 H 157.2°. Best body text is #000000 at 16.23:1 contrast (WCAG AA passes).

Color values

HEX	#66FDAE
RGB	rgb(102, 253, 174)
HSL	hsl(149, 97%, 70%)
HSV	hsv(149, 60%, 99%)
CMYK	cmyk(59.7%, 0%, 31.2%, 0.8%)
CIE-LAB	lab(89.92, -57.71, 26.10)
CIE-LCH	lch(89.92, 63.33, 155.66°)
OKLab	oklab(89.3% -0.1571 0.066)
OKLCH	oklch(89.3% 0.17 157.2)
XYZ	xyz(48.2405, 76.1265, 52.1878)
Luminance	0.7613 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FDAE #FD66B5

analogous

#6AFD66 #66FDAE #66FDF9

triadic

#66FDAE #AE66FD #FDAE66

tetradic

#66FDAE #666AFD #FD66B5 #FDF966

square

#66FDAE #666AFD #FD66B5 #FDF966

split-complementary

#66FDAE #F966FD #FD666A

monochromatic

#03E66F #2AFC8E #66FDAE #A2FECE #DFFFEE

Accessibility & contrast

On white

1.29

#66FDAE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.23

#66FDAE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FDAE

16.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FDAE	#FFFFFF	#000000	##000000
##66FDAE	1.00	1.29	16.23	16.23
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.23	21.00	1.00	1.00
##000000	16.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBEBA9

Deuteranopia (green-blind)

#E7DCB3

Tritanopia (blue-blind)

#22FBE8

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #66fdae;
/* rgb */ color: rgb(102, 253, 174);
/* oklch */ color: oklch(89.3% 0.170 157.2);

Tailwind

colors: {
  custom: {
    50: '#9effc6',
    500: '#66fdae',
    950: '#000000',
  },
}

SCSS

$custom: #66fdae;
$custom-light: #9effc6;
$custom-dark: #000000;

JSON

{
  "hex": "#66fdae",
  "rgb": {
    "r": 102,
    "g": 253,
    "b": 174
  },
  "hsl": {
    "h": 148.609,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.89304,
    "c": 0.17044,
    "h": 157.2
  },
  "luminance": 0.76131
}

Semantic roles & 50–950 ramp

primary

#66FDAE

secondary

#D82F88

accent

#0078E6

background

#FCFFFD

surface

#F6FFF9

border

#D0D7D2

text

#101813

muted

#808682

Preview Lab

Preview with #66FDAE

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

Preview Lab → · Contrast checker → · Palette generator →