#66FBFD#66FBFD

#66FBFD is a very light, vivid teal. Relative luminance 0.789; OKLCH L 91.0% C 0.126 H 196.4°. Best body text is #000000 at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#66FBFD
RGB	rgb(102, 251, 253)
HSL	hsl(181, 97%, 70%)
HSV	hsv(181, 60%, 99%)
CMYK	cmyk(59.7%, 0.8%, 0%, 0.8%)
CIE-LAB	lab(91.19, -38.67, -12.84)
CIE-LCH	lch(91.19, 40.75, 198.37°)
OKLab	oklab(90.95% -0.1209 -0.0356)
OKLCH	oklch(90.95% 0.126 196.4)
XYZ	xyz(57.6986, 78.9049, 105.0988)
Luminance	0.7891 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FBFD #FD6866

analogous

#66FDB4 #66FBFD #66AFFD

triadic

#66FBFD #FD66FB #FBFD66

tetradic

#66FBFD #B466FD #FD6866 #AFFD66

square

#66FBFD #B466FD #FD6866 #AFFD66

split-complementary

#66FBFD #FD66AF #FDB466

monochromatic

#03E3E6 #2AF9FC #66FBFD #A2FDFE #DFFEFF

Accessibility & contrast

On white

1.25

#66FBFD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.78

#66FBFD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FBFD

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FBFD	#FFFFFF	#000000	##000000
##66FBFD	1.00	1.25	16.78	16.78
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.78	21.00	1.00	1.00
##000000	16.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBF0FD

Deuteranopia (green-blind)

#D4DEFE

Tritanopia (blue-blind)

#00FFFB

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #66fbfd;
/* rgb */ color: rgb(102, 251, 253);
/* oklch */ color: oklch(91.0% 0.126 196.4);

Tailwind

colors: {
  custom: {
    50: '#a1fdfe',
    500: '#66fbfd',
    950: '#000000',
  },
}

SCSS

$custom: #66fbfd;
$custom-light: #a1fdfe;
$custom-dark: #000000;

JSON

{
  "hex": "#66fbfd",
  "rgb": {
    "r": 102,
    "g": 251,
    "b": 253
  },
  "hsl": {
    "h": 180.795,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.90952,
    "c": 0.12599,
    "h": 196.4
  },
  "luminance": 0.78911
}

Semantic roles & 50–950 ramp

primary

#66FBFD

secondary

#D8322F

accent

#0300E6

background

#FDFFFF

surface

#F7FFFF

border

#D0D7D7

text

#101717

muted

#818585

Preview Lab

Preview with #66FBFD

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

Preview Lab → · Contrast checker → · Palette generator →