#81BFEF#81BFEF

#81BFEF is a light, moderate cyan. Relative luminance 0.482; OKLCH L 78.1% C 0.094 H 242.7°. Best body text is #000000 at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#81BFEF
RGB	rgb(129, 191, 239)
HSL	hsl(206, 77%, 72%)
HSV	hsv(206, 46%, 94%)
CMYK	cmyk(46%, 20.1%, 0%, 6.3%)
CIE-LAB	lab(74.92, -7.31, -30.00)
CIE-LCH	lch(74.92, 30.87, 256.30°)
OKLab	oklab(78.06% -0.0431 -0.0834)
OKLCH	oklch(78.06% 0.094 242.7)
XYZ	xyz(43.2586, 48.1577, 88.6605)
Luminance	0.4816 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BFEF #EFB181

analogous

#81EFE8 #81BFEF #8188EF

triadic

#81BFEF #EF81BF #BFEF81

tetradic

#81BFEF #E881EF #EFB181 #88EF81

square

#81BFEF #E881EF #EFB181 #88EF81

split-complementary

#81BFEF #EF8188 #EFE881

monochromatic

#1C87DA #4BA3E8 #81BFEF #B7DBF6 #E4F1FC

Accessibility & contrast

On white

1.98

#81BFEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.63

#81BFEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BFEF

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BFEF	#FFFFFF	#000000	##000000
##81BFEF	1.00	1.98	10.63	10.63
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.63	21.00	1.00	1.00
##000000	10.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABBFF1

Deuteranopia (green-blind)

#9CB3EE

Tritanopia (blue-blind)

#51CBCF

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #81bfef;
/* rgb */ color: rgb(129, 191, 239);
/* oklch */ color: oklch(78.1% 0.094 242.7);

Tailwind

colors: {
  custom: {
    50: '#abd2f4',
    500: '#81bfef',
    950: '#000000',
  },
}

SCSS

$custom: #81bfef;
$custom-light: #abd2f4;
$custom-dark: #000000;

JSON

{
  "hex": "#81bfef",
  "rgb": {
    "r": 129,
    "g": 191,
    "b": 239
  },
  "hsl": {
    "h": 206.182,
    "s": 77.465,
    "l": 72.157
  },
  "oklch": {
    "l": 0.78057,
    "c": 0.09384,
    "h": 242.7
  },
  "luminance": 0.48161
}

Semantic roles & 50–950 ramp

primary

#81BFEF

secondary

#F3E4D8

accent

#660CDA

background

#FAFCFE

surface

#F4F9FD

border

#CED2D5

text

#101417

muted

#7F8285

Preview Lab

Preview with #81BFEF

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

Preview Lab → · Contrast checker → · Palette generator →