#81BBF0#81BBF0

#81BBF0 is a light, moderate cyan. Relative luminance 0.465; OKLCH L 77.2% C 0.097 H 247.0°. Best body text is #000000 at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#81BBF0
RGB	rgb(129, 187, 240)
HSL	hsl(209, 79%, 72%)
HSV	hsv(209, 46%, 94%)
CMYK	cmyk(46.3%, 22.1%, 0%, 5.9%)
CIE-LAB	lab(73.87, -4.87, -32.17)
CIE-LCH	lch(73.87, 32.53, 261.39°)
OKLab	oklab(77.24% -0.0381 -0.0895)
OKLCH	oklch(77.24% 0.097 247)
XYZ	xyz(42.5464, 46.4961, 89.1538)
Luminance	0.4650 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BBF0 #F0B681

analogous

#81F0EE #81BBF0 #8183F0

triadic

#81BBF0 #F081BB #BBF081

tetradic

#81BBF0 #EE81F0 #F0B681 #83F081

square

#81BBF0 #EE81F0 #F0B681 #83F081

split-complementary

#81BBF0 #F08183 #F0EE81

monochromatic

#1A80DC #4A9DE9 #81BBF0 #B8D9F7 #E4F0FC

Accessibility & contrast

On white

2.04

#81BBF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.30

#81BBF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BBF0

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BBF0	#FFFFFF	#000000	##000000
##81BBF0	1.00	2.04	10.30	10.30
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.30	21.00	1.00	1.00
##000000	10.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5BCF2

Deuteranopia (green-blind)

#97B1EF

Tritanopia (blue-blind)

#51C7CD

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #81bbf0;
/* rgb */ color: rgb(129, 187, 240);
/* oklch */ color: oklch(77.2% 0.097 247.0);

Tailwind

colors: {
  custom: {
    50: '#abcff5',
    500: '#81bbf0',
    950: '#000000',
  },
}

SCSS

$custom: #81bbf0;
$custom-light: #abcff5;
$custom-dark: #000000;

JSON

{
  "hex": "#81bbf0",
  "rgb": {
    "r": 129,
    "g": 187,
    "b": 240
  },
  "hsl": {
    "h": 208.649,
    "s": 78.723,
    "l": 72.353
  },
  "oklch": {
    "l": 0.77235,
    "c": 0.0973,
    "h": 247
  },
  "luminance": 0.46499
}

Semantic roles & 50–950 ramp

primary

#81BBF0

secondary

#F4E5D7

accent

#6E0ADB

background

#FAFCFE

surface

#F4F9FD

border

#CED2D5

text

#101317

muted

#7F8285

Preview Lab

Preview with #81BBF0

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

Preview Lab → · Contrast checker → · Palette generator →