#81DDFA#81DDFA

#81DDFA is a very light, moderate cyan. Relative luminance 0.633; OKLCH L 85.1% C 0.097 H 220.4°. Best body text is #000000 at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#81DDFA
RGB	rgb(129, 221, 250)
HSL	hsl(194, 92%, 74%)
HSV	hsv(194, 48%, 98%)
CMYK	cmyk(48.4%, 11.6%, 0%, 2%)
CIE-LAB	lab(83.59, -19.91, -22.63)
CIE-LCH	lch(83.59, 30.14, 228.66°)
OKLab	oklab(85.06% -0.0735 -0.0626)
OKLCH	oklch(85.06% 0.097 220.4)
XYZ	xyz(52.1586, 63.2779, 99.8892)
Luminance	0.6328 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81DDFA #FA9E81

analogous

#81FADA #81DDFA #81A1FA

triadic

#81DDFA #FA81DD #DDFA81

tetradic

#81DDFA #DA81FA #FA9E81 #A1FA81

square

#81DDFA #DA81FA #FA9E81 #A1FA81

split-complementary

#81DDFA #FA81A1 #FADA81

monochromatic

#0BBDF5 #46CDF8 #81DDFA #BCEDFC #E2F7FE

Accessibility & contrast

On white

1.54

#81DDFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.66

#81DDFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DDFA

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81DDFA	#FFFFFF	#000000	##000000
##81DDFA	1.00	1.54	13.66	13.66
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.66	21.00	1.00	1.00
##000000	13.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBD8FC

Deuteranopia (green-blind)

#B9CAFA

Tritanopia (blue-blind)

#3FE7E6

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #81ddfa;
/* rgb */ color: rgb(129, 221, 250);
/* oklch */ color: oklch(85.1% 0.097 220.4);

Tailwind

colors: {
  custom: {
    50: '#ace7fc',
    500: '#81ddfa',
    950: '#000000',
  },
}

SCSS

$custom: #81ddfa;
$custom-light: #ace7fc;
$custom-dark: #000000;

JSON

{
  "hex": "#81ddfa",
  "rgb": {
    "r": 129,
    "g": 221,
    "b": 250
  },
  "hsl": {
    "h": 194.38,
    "s": 92.366,
    "l": 74.314
  },
  "oklch": {
    "l": 0.85063,
    "c": 0.09656,
    "h": 220.4
  },
  "luminance": 0.63282
}

Semantic roles & 50–950 ramp

primary

#81DDFA

secondary

#D86A48

accent

#3700E6

background

#FDFEFF

surface

#F8FCFF

border

#D1D5D7

text

#111617

muted

#818485

Preview Lab

Preview with #81DDFA

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

Preview Lab → · Contrast checker → · Palette generator →