#81CFEF#81CFEF

#81CFEF is a light, moderate cyan. Relative luminance 0.555; OKLCH L 81.6% C 0.089 H 226.2°. Best body text is #000000 at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#81CFEF
RGB	rgb(129, 207, 239)
HSL	hsl(197, 77%, 72%)
HSV	hsv(197, 46%, 94%)
CMYK	cmyk(46%, 13.4%, 0%, 6.3%)
CIE-LAB	lab(79.34, -15.73, -23.24)
CIE-LCH	lch(79.34, 28.06, 235.91°)
OKLab	oklab(81.56% -0.0617 -0.0642)
OKLCH	oklch(81.56% 0.089 226.2)
XYZ	xyz(46.9404, 55.5212, 89.8877)
Luminance	0.5553 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CFEF #EFA181

analogous

#81EFD8 #81CFEF #8198EF

triadic

#81CFEF #EF81CF #CFEF81

tetradic

#81CFEF #D881EF #EFA181 #98EF81

square

#81CFEF #D881EF #EFA181 #98EF81

split-complementary

#81CFEF #EF8198 #EFD881

monochromatic

#1CA3DA #4BBAE8 #81CFEF #B7E4F6 #E4F5FC

Accessibility & contrast

On white

1.73

#81CFEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.11

#81CFEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CFEF

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CFEF	#FFFFFF	#000000	##000000
##81CFEF	1.00	1.73	12.11	12.11
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.11	21.00	1.00	1.00
##000000	12.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BECCF1

Deuteranopia (green-blind)

#AEBFEF

Tritanopia (blue-blind)

#4DD9D9

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #81cfef;
/* rgb */ color: rgb(129, 207, 239);
/* oklch */ color: oklch(81.6% 0.089 226.2);

Tailwind

colors: {
  custom: {
    50: '#abddf4',
    500: '#81cfef',
    950: '#000000',
  },
}

SCSS

$custom: #81cfef;
$custom-light: #abddf4;
$custom-dark: #000000;

JSON

{
  "hex": "#81cfef",
  "rgb": {
    "r": 129,
    "g": 207,
    "b": 239
  },
  "hsl": {
    "h": 197.455,
    "s": 77.465,
    "l": 72.157
  },
  "oklch": {
    "l": 0.81557,
    "c": 0.08909,
    "h": 226.2
  },
  "luminance": 0.55525
}

Semantic roles & 50–950 ramp

primary

#81CFEF

secondary

#C9704B

accent

#480CDA

background

#FDFEFF

surface

#F7FCFE

border

#D0D5D6

text

#101517

muted

#818485

Preview Lab

Preview with #81CFEF

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

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