#81D2FB#81D2FB

#81D2FB is a very light, moderate cyan. Relative luminance 0.577; OKLCH L 82.7% C 0.098 H 231.7°. Best body text is #000000 at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#81D2FB
RGB	rgb(129, 210, 251)
HSL	hsl(200, 94%, 75%)
HSV	hsv(200, 49%, 98%)
CMYK	cmyk(48.6%, 16.3%, 0%, 1.6%)
CIE-LAB	lab(80.58, -14.02, -27.74)
CIE-LCH	lch(80.58, 31.08, 243.20°)
OKLab	oklab(82.68% -0.0608 -0.077)
OKLCH	oklch(82.68% 0.098 231.7)
XYZ	xyz(49.5061, 57.7215, 99.7806)
Luminance	0.5773 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81D2FB #FBAA81

analogous

#81FBE7 #81D2FB #8195FB

triadic

#81D2FB #FB81D2 #D2FB81

tetradic

#81D2FB #E781FB #FBAA81 #95FB81

square

#81D2FB #E781FB #FBAA81 #95FB81

split-complementary

#81D2FB #FB8195 #FBE781

monochromatic

#0AA8F7 #46BDF9 #81D2FB #BCE7FD #E1F4FE

Accessibility & contrast

On white

1.67

#81D2FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.55

#81D2FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81D2FB

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81D2FB	#FFFFFF	#000000	##000000
##81D2FB	1.00	1.67	12.55	12.55
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.55	21.00	1.00	1.00
##000000	12.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BED0FD

Deuteranopia (green-blind)

#ADC2FA

Tritanopia (blue-blind)

#42DDDF

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #81d2fb;
/* rgb */ color: rgb(129, 210, 251);
/* oklch */ color: oklch(82.7% 0.098 231.7);

Tailwind

colors: {
  custom: {
    50: '#acdffc',
    500: '#81d2fb',
    950: '#000000',
  },
}

SCSS

$custom: #81d2fb;
$custom-light: #acdffc;
$custom-dark: #000000;

JSON

{
  "hex": "#81d2fb",
  "rgb": {
    "r": 129,
    "g": 210,
    "b": 251
  },
  "hsl": {
    "h": 200.164,
    "s": 93.846,
    "l": 74.51
  },
  "oklch": {
    "l": 0.82682,
    "c": 0.0981,
    "h": 231.7
  },
  "luminance": 0.57725
}

Semantic roles & 50–950 ramp

primary

#81D2FB

secondary

#D97847

accent

#4D00E6

background

#FDFEFF

surface

#F8FCFF

border

#D1D5D7

text

#111517

muted

#818485

Preview Lab

Preview with #81D2FB

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

Preview Lab → · Contrast checker → · Palette generator →