#66FCDF#66FCDF

#66FCDF is a very light, vivid teal. Relative luminance 0.778; OKLCH L 90.3% C 0.135 H 178.1°. Best body text is #000000 at 16.55:1 contrast (WCAG AA passes).

Color values

HEX	#66FCDF
RGB	rgb(102, 252, 223)
HSL	hsl(168, 96%, 69%)
HSV	hsv(168, 60%, 99%)
CMYK	cmyk(59.5%, 0%, 11.5%, 1.2%)
CIE-LAB	lab(90.67, -46.70, 1.97)
CIE-LCH	lch(90.67, 46.74, 177.58°)
OKLab	oklab(90.27% -0.1345 0.0045)
OKLCH	oklch(90.27% 0.135 178.1)
XYZ	xyz(53.6030, 77.7678, 81.9835)
Luminance	0.7777 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FCDF #FC6683

analogous

#66FC94 #66FCDF #66CEFC

triadic

#66FCDF #DF66FC #FCDF66

tetradic

#66FCDF #9466FC #FC6683 #CEFC66

square

#66FCDF #9466FC #FC6683 #CEFC66

split-complementary

#66FCDF #FC66CE #FC9466

monochromatic

#04E3B8 #2AFBD2 #66FCDF #A2FDEC #DEFEF8

Accessibility & contrast

On white

1.27

#66FCDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.55

#66FCDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FCDF

16.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FCDF	#FFFFFF	#000000	##000000
##66FCDF	1.00	1.27	16.55	16.55
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.55	21.00	1.00	1.00
##000000	16.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3EEDE

Deuteranopia (green-blind)

#DCDEE1

Tritanopia (blue-blind)

#00FFF3

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #66fcdf;
/* rgb */ color: rgb(102, 252, 223);
/* oklch */ color: oklch(90.3% 0.135 178.1);

Tailwind

colors: {
  custom: {
    50: '#9ffee8',
    500: '#66fcdf',
    950: '#000000',
  },
}

SCSS

$custom: #66fcdf;
$custom-light: #9ffee8;
$custom-dark: #000000;

JSON

{
  "hex": "#66fcdf",
  "rgb": {
    "r": 102,
    "g": 252,
    "b": 223
  },
  "hsl": {
    "h": 168.4,
    "s": 96.154,
    "l": 69.412
  },
  "oklch": {
    "l": 0.90266,
    "c": 0.13458,
    "h": 178.1
  },
  "luminance": 0.77773
}

Semantic roles & 50–950 ramp

primary

#66FCDF

secondary

#D63050

accent

#002CE6

background

#FDFFFE

surface

#F7FFFC

border

#D0D7D5

text

#101816

muted

#818684

Preview Lab

Preview with #66FCDF

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

Preview Lab → · Contrast checker → · Palette generator →