#811B9D#811B9D

#811B9D is a mid, vivid purple. Relative luminance 0.079; OKLCH L 45.5% C 0.200 H 317.4°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#811B9D
RGB	rgb(129, 27, 157)
HSL	hsl(287, 71%, 36%)
HSV	hsv(287, 83%, 62%)
CMYK	cmyk(17.8%, 82.8%, 0%, 38.4%)
CIE-LAB	lab(33.74, 58.93, -48.03)
CIE-LCH	lch(33.74, 76.02, 320.82°)
OKLab	oklab(45.54% 0.1472 -0.1354)
OKLCH	oklch(45.54% 0.2 317.4)
XYZ	xyz(15.5301, 7.8860, 32.5959)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#811B9D #379D1B

analogous

#401B9D #811B9D #9D1B78

triadic

#811B9D #9D811B #1B9D81

tetradic

#811B9D #9D401B #379D1B #1B789D

square

#811B9D #9D401B #379D1B #1B789D

split-complementary

#811B9D #789D1B #1B9D40

monochromatic

#2B0935 #561269 #811B9D #AC24D1 #C251E1

Accessibility & contrast

On white

8.15

#811B9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#811B9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #811B9D

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##811B9D	#FFFFFF	#000000	##FFFFFF
##811B9D	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A0

Deuteranopia (green-blind)

#1E529A

Tritanopia (blue-blind)

#803A5E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #811b9d;
/* rgb */ color: rgb(129, 27, 157);
/* oklch */ color: oklch(45.5% 0.200 317.4);

Tailwind

colors: {
  custom: {
    50: '#aa66bb',
    500: '#811b9d',
    950: '#000000',
  },
}

SCSS

$custom: #811b9d;
$custom-light: #aa66bb;
$custom-dark: #000000;

JSON

{
  "hex": "#811b9d",
  "rgb": {
    "r": 129,
    "g": 27,
    "b": 157
  },
  "hsl": {
    "h": 287.077,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45535,
    "c": 0.19998,
    "h": 317.4
  },
  "luminance": 0.07885
}

Semantic roles & 50–950 ramp

primary

#811B9D

secondary

#69C450

accent

#ED3A61

background

#FAF6FB

surface

#F5EBF6

border

#CFC6D0

text

#100712

muted

#7F7A81

Preview Lab

Preview with #811B9D

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

Preview Lab → · Contrast checker → · Palette generator →