#81BBFF#81BBFF

#81BBFF is a light, moderate cyan. Relative luminance 0.474; OKLCH L 77.9% C 0.115 H 253.1°. Best body text is #000000 at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#81BBFF
RGB	rgb(129, 187, 255)
HSL	hsl(212, 100%, 75%)
HSV	hsv(212, 49%, 100%)
CMYK	cmyk(49.4%, 26.7%, 0%, 0%)
CIE-LAB	lab(74.46, -0.60, -39.33)
CIE-LCH	lch(74.46, 39.33, 269.12°)
OKLab	oklab(77.9% -0.0334 -0.1101)
OKLCH	oklch(77.9% 0.115 253.1)
XYZ	xyz(44.8674, 47.4245, 101.3779)
Luminance	0.4743 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BBFF #FFC581

analogous

#81FAFF #81BBFF #8681FF

triadic

#81BBFF #FF81BB #BBFF81

tetradic

#81BBFF #FF81FA #FFC581 #81FF86

square

#81BBFF #FF81FA #FFC581 #81FF86

split-complementary

#81BBFF #FF8681 #FAFF81

monochromatic

#0779FF #449AFF #81BBFF #BEDCFF #E0EEFF

Accessibility & contrast

On white

2.00

#81BBFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.49

#81BBFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BBFF

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BBFF	#FFFFFF	#000000	##000000
##81BBFF	1.00	2.00	10.49	10.49
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.49	21.00	1.00	1.00
##000000	10.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0BEFF

Deuteranopia (green-blind)

#90B2FE

Tritanopia (blue-blind)

#45CAD3

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #81bbff;
/* rgb */ color: rgb(129, 187, 255);
/* oklch */ color: oklch(77.9% 0.115 253.1);

Tailwind

colors: {
  custom: {
    50: '#accfff',
    500: '#81bbff',
    950: '#000000',
  },
}

SCSS

$custom: #81bbff;
$custom-light: #accfff;
$custom-dark: #000000;

JSON

{
  "hex": "#81bbff",
  "rgb": {
    "r": 129,
    "g": 187,
    "b": 255
  },
  "hsl": {
    "h": 212.381,
    "s": 100,
    "l": 75.294
  },
  "oklch": {
    "l": 0.77898,
    "c": 0.11508,
    "h": 253.1
  },
  "luminance": 0.47428
}

Semantic roles & 50–950 ramp

primary

#81BBFF

secondary

#F7E7D4

accent

#7C00E6

background

#FBFCFF

surface

#F6F9FF

border

#D0D2D7

text

#111318

muted

#808286

Preview Lab

Preview with #81BBFF

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

Preview Lab → · Contrast checker → · Palette generator →