#811CB3#811CB3

#811CB3 is a mid, highly saturated purple. Relative luminance 0.088; OKLCH L 47.3% C 0.218 H 310.5°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#811CB3
RGB	rgb(129, 28, 179)
HSL	hsl(280, 73%, 41%)
HSV	hsv(280, 84%, 70%)
CMYK	cmyk(27.9%, 84.4%, 0%, 29.8%)
CIE-LAB	lab(35.50, 63.01, -58.39)
CIE-LCH	lch(35.50, 85.90, 317.18°)
OKLab	oklab(47.29% 0.1414 -0.1658)
OKLCH	oklch(47.29% 0.218 310.5)
XYZ	xyz(17.6036, 8.7527, 43.4012)
Luminance	0.0875 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#811CB3 #4EB31C

analogous

#351CB3 #811CB3 #B31C9A

triadic

#811CB3 #B3811C #1CB381

tetradic

#811CB3 #B3351C #4EB31C #1C9AB3

square

#811CB3 #B3351C #4EB31C #1C9AB3

split-complementary

#811CB3 #9AB31C #1CB335

monochromatic

#350B49 #5B147E #811CB3 #A42EDE #BB63E7

Accessibility & contrast

On white

7.64

#811CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#811CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #811CB3

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##811CB3	#FFFFFF	#000000	##FFFFFF
##811CB3	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB7

Deuteranopia (green-blind)

#0055B0

Tritanopia (blue-blind)

#7A456B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #811cb3;
/* rgb */ color: rgb(129, 28, 179);
/* oklch */ color: oklch(47.3% 0.218 310.5);

Tailwind

colors: {
  custom: {
    50: '#ab68cb',
    500: '#811cb3',
    950: '#000000',
  },
}

SCSS

$custom: #811cb3;
$custom-light: #ab68cb;
$custom-dark: #000000;

JSON

{
  "hex": "#811cb3",
  "rgb": {
    "r": 129,
    "g": 28,
    "b": 179
  },
  "hsl": {
    "h": 280.132,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.47285,
    "c": 0.21794,
    "h": 310.5
  },
  "luminance": 0.08752
}

Semantic roles & 50–950 ramp

primary

#811CB3

secondary

#83CB5F

accent

#F03875

background

#FBF6FC

surface

#F6EBF9

border

#D0C6D2

text

#110713

muted

#807A82

Preview Lab

Preview with #811CB3

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

Preview Lab → · Contrast checker → · Palette generator →