#8181FB#8181FB

#8181FB is a light, vivid blue. Relative luminance 0.273; OKLCH L 66.1% C 0.177 H 280.4°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX#8181FB
RGBrgb(129, 129, 251)
HSLhsl(240, 94%, 75%)
HSVhsv(240, 49%, 98%)
CMYKcmyk(48.6%, 48.6%, 0%, 1.6%)
CIE-LABlab(59.28, 31.53, -61.13)
CIE-LCHlch(59.28, 68.78, 297.29°)
OKLaboklab(66.14% 0.032 -0.174)
OKLCHoklch(66.14% 0.177 280.4)
XYZxyz(34.3108, 27.3308, 94.7155)
Luminance0.2733 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#8181FB #FBFB81
analogous
#81BEFB #8181FB #BE81FB
triadic
#8181FB #FB8181 #81FB81
tetradic
#8181FB #FB81BE #FBFB81 #81FBBE
square
#8181FB #FB81BE #FBFB81 #81FBBE
split-complementary
#8181FB #FBBE81 #BEFB81
monochromatic
#0A0AF7 #4646F9 #8181FB #BCBCFD #E1E1FE

Accessibility & contrast

On white

3.25
#8181FB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.47
#8181FB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #8181FB
6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##8181FB#FFFFFF#000000##000000
##8181FB1.003.256.476.47
#FFFFFF3.251.0021.0021.00
#0000006.4721.001.001.00
##0000006.4721.001.001.00

Color blindness preview

Protanopia (red-blind)
#4993FF
Deuteranopia (green-blind)
#3F8AF8
Tritanopia (blue-blind)
#539BB2
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #8181fb;
/* rgb */ color: rgb(129, 129, 251);
/* oklch */ color: oklch(66.1% 0.177 280.4);
Tailwind
colors: {
  custom: {
    50: '#ada5fd',
    500: '#8181fb',
    950: '#000000',
  },
}
SCSS
$custom: #8181fb;
$custom-light: #ada5fd;
$custom-dark: #000000;
JSON
{
  "hex": "#8181fb",
  "rgb": {
    "r": 129,
    "g": 129,
    "b": 251
  },
  "hsl": {
    "h": 240,
    "s": 93.846,
    "l": 74.51
  },
  "oklch": {
    "l": 0.66137,
    "c": 0.1769,
    "h": 280.4
  },
  "luminance": 0.27333
}

Semantic roles & 50–950 ramp

primary
#8181FB
secondary
#F6F6D5
accent
#E600E5
background
#FBFAFF
surface
#F6F4FF
border
#D0CED7
text
#110F18
muted
#807F86

Preview Lab

Preview with #8181FB

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

Preview Lab → · Contrast checker → · Palette generator →

#8181FB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva