#81BDF2#81BDF2

#81BDF2 is a light, moderate cyan. Relative luminance 0.475; OKLCH L 77.8% C 0.098 H 246.1°. Best body text is #000000 at 10.49:1 contrast (WCAG AA passes).

Color values

HEX#81BDF2
RGBrgb(129, 189, 242)
HSLhsl(208, 81%, 73%)
HSVhsv(208, 47%, 95%)
CMYKcmyk(46.7%, 21.9%, 0%, 5.1%)
CIE-LABlab(74.49, -5.40, -32.28)
CIE-LCHlch(74.49, 32.73, 260.51°)
OKLaboklab(77.75% -0.0398 -0.0899)
OKLCHoklch(77.75% 0.098 246.1)
XYZxyz(43.2723, 47.4701, 90.8696)
Luminance0.4747 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81BDF2 #F2B681
analogous
#81F2EF #81BDF2 #8184F2
triadic
#81BDF2 #F281BD #BDF281
tetradic
#81BDF2 #EF81F2 #F2B681 #84F281
square
#81BDF2 #EF81F2 #F2B681 #84F281
split-complementary
#81BDF2 #F28184 #F2EF81
monochromatic
#1783E1 #4AA0EC #81BDF2 #B8DAF8 #E3F0FC

Accessibility & contrast

On white

2.00
#81BDF2 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.49
#81BDF2 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BDF2
10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81BDF2#FFFFFF#000000##000000
##81BDF21.002.0010.4910.49
#FFFFFF2.001.0021.0021.00
#00000010.4921.001.001.00
##00000010.4921.001.001.00

Color blindness preview

Protanopia (red-blind)
#A7BEF4
Deuteranopia (green-blind)
#98B2F1
Tritanopia (blue-blind)
#4FCACF
Achromatopsia (no color)
#B7B7B7

Design tokens & code

CSS
--color: #81bdf2;
/* rgb */ color: rgb(129, 189, 242);
/* oklch */ color: oklch(77.8% 0.098 246.1);
Tailwind
colors: {
  custom: {
    50: '#abd0f6',
    500: '#81bdf2',
    950: '#000000',
  },
}
SCSS
$custom: #81bdf2;
$custom-light: #abd0f6;
$custom-dark: #000000;
JSON
{
  "hex": "#81bdf2",
  "rgb": {
    "r": 129,
    "g": 189,
    "b": 242
  },
  "hsl": {
    "h": 208.142,
    "s": 81.295,
    "l": 72.745
  },
  "oklch": {
    "l": 0.77751,
    "c": 0.09829,
    "h": 246.1
  },
  "luminance": 0.47473
}

Semantic roles & 50–950 ramp

primary
#81BDF2
secondary
#F4E5D7
accent
#6C08DE
background
#FAFCFF
surface
#F4F9FE
border
#CED2D6
text
#101417
muted
#7F8285

Preview Lab

Preview with #81BDF2

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

Preview Lab → · Contrast checker → · Palette generator →

#81BDF2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva