#811D9D#811D9D

#811D9D is a mid, vivid purple. Relative luminance 0.080; OKLCH L 45.7% C 0.198 H 317.3°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX#811D9D
RGBrgb(129, 29, 157)
HSLhsl(287, 69%, 36%)
HSVhsv(287, 82%, 62%)
CMYKcmyk(17.8%, 81.5%, 0%, 38.4%)
CIE-LABlab(33.94, 58.35, -47.71)
CIE-LCHlch(33.94, 75.37, 320.73°)
OKLaboklab(45.67% 0.1457 -0.1344)
OKLCHoklch(45.67% 0.198 317.3)
XYZxyz(15.5775, 7.9809, 32.6117)
Luminance0.0798 (WCAG relative)
Temperaturecool
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#811D9D #399D1D
analogous
#411D9D #811D9D #9D1D79
triadic
#811D9D #9D811D #1D9D81
tetradic
#811D9D #9D411D #399D1D #1D799D
square
#811D9D #9D411D #399D1D #1D799D
split-complementary
#811D9D #799D1D #1D9D41
monochromatic
#2C0A36 #571369 #811D9D #AB27D1 #C155E0

Accessibility & contrast

On white

8.09
#811D9D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.60
#811D9D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #811D9D
8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##811D9D#FFFFFF#000000##FFFFFF
##811D9D1.008.092.608.09
#FFFFFF8.091.0021.001.00
#0000002.6021.001.0021.00
##FFFFFF8.091.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004AA0
Deuteranopia (green-blind)
#20539A
Tritanopia (blue-blind)
#803B5E
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #811d9d;
/* rgb */ color: rgb(129, 29, 157);
/* oklch */ color: oklch(45.7% 0.198 317.3);
Tailwind
colors: {
  custom: {
    50: '#aa67bb',
    500: '#811d9d',
    950: '#000000',
  },
}
SCSS
$custom: #811d9d;
$custom-light: #aa67bb;
$custom-dark: #000000;
JSON
{
  "hex": "#811d9d",
  "rgb": {
    "r": 129,
    "g": 29,
    "b": 157
  },
  "hsl": {
    "h": 286.875,
    "s": 68.817,
    "l": 36.471
  },
  "oklch": {
    "l": 0.45674,
    "c": 0.19826,
    "h": 317.3
  },
  "luminance": 0.0798
}

Semantic roles & 50–950 ramp

primary
#811D9D
secondary
#6BC353
accent
#EC3C63
background
#FAF6FB
surface
#F4EBF6
border
#CEC6D0
text
#100712
muted
#7F7A81

Preview Lab

Preview with #811D9D

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

Preview Lab → · Contrast checker → · Palette generator →

#811D9D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva