#81BFEB#81BFEB

#81BFEB is a light, moderate cyan. Relative luminance 0.479; OKLCH L 77.9% C 0.090 H 240.3°. Best body text is #000000 at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#81BFEB
RGB	rgb(129, 191, 235)
HSL	hsl(205, 73%, 71%)
HSV	hsv(205, 45%, 92%)
CMYK	cmyk(45.1%, 18.7%, 0%, 7.8%)
CIE-LAB	lab(74.78, -8.41, -28.06)
CIE-LCH	lch(74.78, 29.30, 253.31°)
OKLab	oklab(77.89% -0.0444 -0.0779)
OKLCH	oklch(77.89% 0.09 240.3)
XYZ	xyz(42.6743, 47.9239, 85.5827)
Luminance	0.4793 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BFEB #EBAD81

analogous

#81EBE2 #81BFEB #818AEB

triadic

#81BFEB #EB81BF #BFEB81

tetradic

#81BFEB #E281EB #EBAD81 #8AEB81

square

#81BFEB #E281EB #EBAD81 #8AEB81

split-complementary

#81BFEB #EB818A #EBE281

monochromatic

#2188D1 #4CA4E3 #81BFEB #B6DAF3 #E5F2FB

Accessibility & contrast

On white

1.98

#81BFEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.59

#81BFEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BFEB

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BFEB	#FFFFFF	#000000	##000000
##81BFEB	1.00	1.98	10.59	10.59
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.59	21.00	1.00	1.00
##000000	10.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACBEED

Deuteranopia (green-blind)

#9EB3EA

Tritanopia (blue-blind)

#53CACD

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #81bfeb;
/* rgb */ color: rgb(129, 191, 235);
/* oklch */ color: oklch(77.9% 0.090 240.3);

Tailwind

colors: {
  custom: {
    50: '#aad2f1',
    500: '#81bfeb',
    950: '#000000',
  },
}

SCSS

$custom: #81bfeb;
$custom-light: #aad2f1;
$custom-dark: #000000;

JSON

{
  "hex": "#81bfeb",
  "rgb": {
    "r": 129,
    "g": 191,
    "b": 235
  },
  "hsl": {
    "h": 204.906,
    "s": 72.603,
    "l": 71.373
  },
  "oklch": {
    "l": 0.77892,
    "c": 0.08965,
    "h": 240.3
  },
  "luminance": 0.47927
}

Semantic roles & 50–950 ramp

primary

#81BFEB

secondary

#F2E2D6

accent

#6211D5

background

#FAFCFE

surface

#F4F9FD

border

#CED2D5

text

#101416

muted

#7F8284

Preview Lab

Preview with #81BFEB

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

Preview Lab → · Contrast checker → · Palette generator →