#511564#511564

#511564 is a dark, vivid purple. Relative luminance 0.032; OKLCH L 33.5% C 0.136 H 316.6°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#511564
RGB	rgb(81, 21, 100)
HSL	hsl(286, 65%, 24%)
HSV	hsv(286, 79%, 39%)
CMYK	cmyk(19%, 79%, 0%, 60.8%)
CIE-LAB	lab(20.85, 39.82, -33.30)
CIE-LCH	lch(20.85, 51.91, 320.09°)
OKLab	oklab(33.53% 0.099 -0.0938)
OKLCH	oklch(33.53% 0.136 316.6)
XYZ	xyz(5.9614, 3.2060, 12.3589)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511564 #286415

analogous

#291564 #511564 #64154F

triadic

#511564 #645115 #156451

tetradic

#511564 #642915 #286415 #154F64

square

#511564 #642915 #286415 #154F64

split-complementary

#511564 #4F6415 #156429

monochromatic

#140519 #280A31 #511564 #7A2097 #A32AC9

Accessibility & contrast

On white

12.80

#511564 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#511564 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511564

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511564	#FFFFFF	#000000	##FFFFFF
##511564	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F66

Deuteranopia (green-blind)

#153462

Tritanopia (blue-blind)

#50263B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #511564;
/* rgb */ color: rgb(81, 21, 100);
/* oklch */ color: oklch(33.5% 0.136 316.6);

Tailwind

colors: {
  custom: {
    50: '#855a91',
    500: '#511564',
    950: '#000000',
  },
}

SCSS

$custom: #511564;
$custom-light: #855a91;
$custom-dark: #000000;

JSON

{
  "hex": "#511564",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 100
  },
  "hsl": {
    "h": 285.57,
    "s": 65.289,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33535,
    "c": 0.13636,
    "h": 316.6
  },
  "luminance": 0.03206
}

Semantic roles & 50–950 ramp

primary

#511564

secondary

#519B3A

accent

#E84068

background

#F8F5F8

surface

#F0E9F0

border

#CBC5CB

text

#0B040D

muted

#7C797D

Preview Lab

Preview with #511564

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

Preview Lab → · Contrast checker → · Palette generator →