#81DDFD#81DDFD

#81DDFD is a very light, moderate cyan. Relative luminance 0.635; OKLCH L 85.2% C 0.098 H 222.6°. Best body text is #000000 at 13.69:1 contrast (WCAG AA passes).

Color values

HEX	#81DDFD
RGB	rgb(129, 221, 253)
HSL	hsl(195, 97%, 75%)
HSV	hsv(195, 49%, 99%)
CMYK	cmyk(49%, 12.6%, 0%, 0.8%)
CIE-LAB	lab(83.69, -19.10, -24.06)
CIE-LCH	lch(83.69, 30.72, 231.56°)
OKLab	oklab(85.18% -0.0724 -0.0666)
OKLCH	oklch(85.18% 0.098 222.6)
XYZ	xyz(52.6327, 63.4676, 102.3863)
Luminance	0.6347 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81DDFD #FDA181

analogous

#81FDDF #81DDFD #819FFD

triadic

#81DDFD #FD81DD #DDFD81

tetradic

#81DDFD #DF81FD #FDA181 #9FFD81

square

#81DDFD #DF81FD #FDA181 #9FFD81

split-complementary

#81DDFD #FD819F #FDDF81

monochromatic

#09BCFB #45CDFC #81DDFD #BDEDFE #E1F7FF

Accessibility & contrast

On white

1.53

#81DDFD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.69

#81DDFD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DDFD

13.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81DDFD	#FFFFFF	#000000	##000000
##81DDFD	1.00	1.53	13.69	13.69
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.69	21.00	1.00	1.00
##000000	13.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAD9FF

Deuteranopia (green-blind)

#B8CBFD

Tritanopia (blue-blind)

#3CE7E7

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #81ddfd;
/* rgb */ color: rgb(129, 221, 253);
/* oklch */ color: oklch(85.2% 0.098 222.6);

Tailwind

colors: {
  custom: {
    50: '#ade7fe',
    500: '#81ddfd',
    950: '#000000',
  },
}

SCSS

$custom: #81ddfd;
$custom-light: #ade7fe;
$custom-dark: #000000;

JSON

{
  "hex": "#81ddfd",
  "rgb": {
    "r": 129,
    "g": 221,
    "b": 253
  },
  "hsl": {
    "h": 195.484,
    "s": 96.875,
    "l": 74.902
  },
  "oklch": {
    "l": 0.85175,
    "c": 0.0984,
    "h": 222.6
  },
  "luminance": 0.63472
}

Semantic roles & 50–950 ramp

primary

#81DDFD

secondary

#DC6D47

accent

#3B00E6

background

#FDFEFF

surface

#F8FCFF

border

#D1D5D7

text

#111617

muted

#818485

Preview Lab

Preview with #81DDFD

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

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