#81B4EA#81B4EA

#81B4EA is a light, moderate cyan. Relative luminance 0.432; OKLCH L 75.5% C 0.095 H 250.6°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#81B4EA
RGB	rgb(129, 180, 234)
HSL	hsl(211, 71%, 71%)
HSV	hsv(211, 45%, 92%)
CMYK	cmyk(44.9%, 23.1%, 0%, 8.2%)
CIE-LAB	lab(71.72, -2.73, -32.22)
CIE-LCH	lch(71.72, 32.34, 265.15°)
OKLab	oklab(75.47% -0.0317 -0.0897)
OKLCH	oklch(75.47% 0.095 250.6)
XYZ	xyz(40.2208, 43.2475, 84.0542)
Luminance	0.4325 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81B4EA #EAB781

analogous

#81E9EA #81B4EA #8281EA

triadic

#81B4EA #EA81B4 #B4EA81

tetradic

#81B4EA #EA81E9 #EAB781 #81EA82

square

#81B4EA #EA81E9 #EAB781 #81EA82

split-complementary

#81B4EA #EA8281 #E9EA81

monochromatic

#2276CE #4D95E1 #81B4EA #B5D3F3 #E5EFFB

Accessibility & contrast

On white

2.18

#81B4EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.65

#81B4EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B4EA

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81B4EA	#FFFFFF	#000000	##000000
##81B4EA	1.00	2.18	9.65	9.65
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.65	21.00	1.00	1.00
##000000	9.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB6EC

Deuteranopia (green-blind)

#92ABE9

Tritanopia (blue-blind)

#56C0C6

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #81b4ea;
/* rgb */ color: rgb(129, 180, 234);
/* oklch */ color: oklch(75.5% 0.095 250.6);

Tailwind

colors: {
  custom: {
    50: '#aacaf1',
    500: '#81b4ea',
    950: '#000000',
  },
}

SCSS

$custom: #81b4ea;
$custom-light: #aacaf1;
$custom-dark: #000000;

JSON

{
  "hex": "#81b4ea",
  "rgb": {
    "r": 129,
    "g": 180,
    "b": 234
  },
  "hsl": {
    "h": 210.857,
    "s": 71.429,
    "l": 71.176
  },
  "oklch": {
    "l": 0.75471,
    "c": 0.09515,
    "h": 250.6
  },
  "luminance": 0.4325
}

Semantic roles & 50–950 ramp

primary

#81B4EA

secondary

#F1E4D6

accent

#7612D3

background

#FAFCFE

surface

#F4F8FD

border

#CED1D5

text

#101316

muted

#7F8284

Preview Lab

Preview with #81B4EA

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

Preview Lab → · Contrast checker → · Palette generator →