#81BBFB#81BBFB

#81BBFB is a light, moderate cyan. Relative luminance 0.472; OKLCH L 77.7% C 0.110 H 251.7°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#81BBFB
RGB	rgb(129, 187, 251)
HSL	hsl(211, 94%, 75%)
HSV	hsv(211, 49%, 98%)
CMYK	cmyk(48.6%, 25.5%, 0%, 1.6%)
CIE-LAB	lab(74.30, -1.75, -37.43)
CIE-LCH	lch(74.30, 37.47, 267.32°)
OKLab	oklab(77.72% -0.0346 -0.1046)
OKLCH	oklch(77.72% 0.11 251.7)
XYZ	xyz(44.2302, 47.1696, 98.0220)
Luminance	0.4717 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BBFB #FBC181

analogous

#81F8FB #81BBFB #8481FB

triadic

#81BBFB #FB81BB #BBFB81

tetradic

#81BBFB #FB81F8 #FBC181 #81FB84

square

#81BBFB #FB81F8 #FBC181 #81FB84

split-complementary

#81BBFB #FB8481 #F8FB81

monochromatic

#0A7BF7 #469BF9 #81BBFB #BCDBFD #E1EFFE

Accessibility & contrast

On white

2.01

#81BBFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#81BBFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BBFB

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BBFB	#FFFFFF	#000000	##000000
##81BBFB	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2BDFE

Deuteranopia (green-blind)

#92B1FA

Tritanopia (blue-blind)

#48CAD1

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #81bbfb;
/* rgb */ color: rgb(129, 187, 251);
/* oklch */ color: oklch(77.7% 0.110 251.7);

Tailwind

colors: {
  custom: {
    50: '#abcffd',
    500: '#81bbfb',
    950: '#000000',
  },
}

SCSS

$custom: #81bbfb;
$custom-light: #abcffd;
$custom-dark: #000000;

JSON

{
  "hex": "#81bbfb",
  "rgb": {
    "r": 129,
    "g": 187,
    "b": 251
  },
  "hsl": {
    "h": 211.475,
    "s": 93.846,
    "l": 74.51
  },
  "oklch": {
    "l": 0.77717,
    "c": 0.11023,
    "h": 251.7
  },
  "luminance": 0.47173
}

Semantic roles & 50–950 ramp

primary

#81BBFB

secondary

#F6E6D5

accent

#7800E6

background

#FAFCFF

surface

#F5F9FF

border

#CFD2D7

text

#111317

muted

#808285

Preview Lab

Preview with #81BBFB

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

Preview Lab → · Contrast checker → · Palette generator →