#81D8EA#81D8EA

#81D8EA is a very light, moderate cyan. Relative luminance 0.597; OKLCH L 83.4% C 0.088 H 212.4°. Best body text is #000000 at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#81D8EA
RGB	rgb(129, 216, 234)
HSL	hsl(190, 71%, 71%)
HSV	hsv(190, 45%, 92%)
CMYK	cmyk(44.9%, 7.7%, 0%, 8.2%)
CIE-LAB	lab(81.68, -21.62, -17.03)
CIE-LCH	lch(81.68, 27.52, 218.22°)
OKLab	oklab(83.37% -0.0739 -0.0469)
OKLCH	oklch(83.37% 0.088 212.4)
XYZ	xyz(48.4549, 59.7156, 86.7988)
Luminance	0.5972 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81D8EA #EA9381

analogous

#81EAC7 #81D8EA #81A3EA

triadic

#81D8EA #EA81D8 #D8EA81

tetradic

#81D8EA #C781EA #EA9381 #A3EA81

square

#81D8EA #C781EA #EA9381 #A3EA81

split-complementary

#81D8EA #EA81A3 #EAC781

monochromatic

#22B1CE #4DC8E1 #81D8EA #B5E8F3 #E5F7FB

Accessibility & contrast

On white

1.62

#81D8EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.94

#81D8EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81D8EA

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81D8EA	#FFFFFF	#000000	##000000
##81D8EA	1.00	1.62	12.94	12.94
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.94	21.00	1.00	1.00
##000000	12.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAD2EB

Deuteranopia (green-blind)

#B9C6EA

Tritanopia (blue-blind)

#4EE0DD

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #81d8ea;
/* rgb */ color: rgb(129, 216, 234);
/* oklch */ color: oklch(83.4% 0.088 212.4);

Tailwind

colors: {
  custom: {
    50: '#abe4f0',
    500: '#81d8ea',
    950: '#000000',
  },
}

SCSS

$custom: #81d8ea;
$custom-light: #abe4f0;
$custom-dark: #000000;

JSON

{
  "hex": "#81d8ea",
  "rgb": {
    "r": 129,
    "g": 216,
    "b": 234
  },
  "hsl": {
    "h": 190.286,
    "s": 71.429,
    "l": 71.176
  },
  "oklch": {
    "l": 0.83371,
    "c": 0.08755,
    "h": 212.4
  },
  "luminance": 0.59719
}

Semantic roles & 50–950 ramp

primary

#81D8EA

secondary

#C3604C

accent

#3312D3

background

#FDFEFF

surface

#F7FCFE

border

#D0D5D6

text

#111516

muted

#818485

Preview Lab

Preview with #81D8EA

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

Preview Lab → · Contrast checker → · Palette generator →