#81C8EA#81C8EA

#81C8EA is a light, moderate cyan. Relative luminance 0.519; OKLCH L 79.8% C 0.086 H 229.9°. Best body text is #000000 at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#81C8EA
RGB	rgb(129, 200, 234)
HSL	hsl(199, 71%, 71%)
HSV	hsv(199, 45%, 92%)
CMYK	cmyk(44.9%, 14.5%, 0%, 8.2%)
CIE-LAB	lab(77.23, -13.44, -23.77)
CIE-LCH	lch(77.23, 27.31, 240.51°)
OKLab	oklab(79.82% -0.0554 -0.0657)
OKLCH	oklch(79.82% 0.086 229.9)
XYZ	xyz(44.5535, 51.9130, 85.4984)
Luminance	0.5192 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C8EA #EAA381

analogous

#81EAD8 #81C8EA #8193EA

triadic

#81C8EA #EA81C8 #C8EA81

tetradic

#81C8EA #D881EA #EAA381 #93EA81

square

#81C8EA #D881EA #EAA381 #93EA81

split-complementary

#81C8EA #EA8193 #EAD881

monochromatic

#2297CE #4DB1E1 #81C8EA #B5DFF3 #E5F4FB

Accessibility & contrast

On white

1.84

#81C8EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.38

#81C8EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C8EA

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C8EA	#FFFFFF	#000000	##000000
##81C8EA	1.00	1.84	11.38	11.38
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.38	21.00	1.00	1.00
##000000	11.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7C5EC

Deuteranopia (green-blind)

#A8BAEA

Tritanopia (blue-blind)

#52D2D3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #81c8ea;
/* rgb */ color: rgb(129, 200, 234);
/* oklch */ color: oklch(79.8% 0.086 229.9);

Tailwind

colors: {
  custom: {
    50: '#aad8f0',
    500: '#81c8ea',
    950: '#000000',
  },
}

SCSS

$custom: #81c8ea;
$custom-light: #aad8f0;
$custom-dark: #000000;

JSON

{
  "hex": "#81c8ea",
  "rgb": {
    "r": 129,
    "g": 200,
    "b": 234
  },
  "hsl": {
    "h": 199.429,
    "s": 71.429,
    "l": 71.176
  },
  "oklch": {
    "l": 0.79822,
    "c": 0.08596,
    "h": 229.9
  },
  "luminance": 0.51916
}

Semantic roles & 50–950 ramp

primary

#81C8EA

secondary

#C3734C

accent

#5112D3

background

#FDFEFF

surface

#F7FBFE

border

#D0D4D6

text

#101416

muted

#818385

Preview Lab

Preview with #81C8EA

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

Preview Lab → · Contrast checker → · Palette generator →