#511366#511366

#511366 is a dark, vivid purple. Relative luminance 0.032; OKLCH L 33.5% C 0.141 H 315.7°. Best body text is #FFFFFF at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#511366
RGB	rgb(81, 19, 102)
HSL	hsl(285, 69%, 24%)
HSV	hsv(285, 81%, 40%)
CMYK	cmyk(20.6%, 81.4%, 0%, 60%)
CIE-LAB	lab(20.73, 41.03, -34.81)
CIE-LCH	lch(20.73, 53.81, 319.69°)
OKLab	oklab(33.5% 0.1007 -0.0982)
OKLCH	oklch(33.5% 0.141 315.7)
XYZ	xyz(6.0241, 3.1746, 12.8632)
Luminance	0.0317 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511366 #286613

analogous

#271366 #511366 #661351

triadic

#511366 #665113 #136651

tetradic

#511366 #662713 #286613 #135166

square

#511366 #662713 #286613 #135166

split-complementary

#511366 #516613 #136627

monochromatic

#14051A #280932 #511366 #7A1D9A #A326CD

Accessibility & contrast

On white

12.85

#511366 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#511366 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511366

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511366	#FFFFFF	#000000	##FFFFFF
##511366	1.00	12.85	1.63	12.85
#FFFFFF	12.85	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E68

Deuteranopia (green-blind)

#113464

Tritanopia (blue-blind)

#4F263C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #511366;
/* rgb */ color: rgb(81, 19, 102);
/* oklch */ color: oklch(33.5% 0.141 315.7);

Tailwind

colors: {
  custom: {
    50: '#855992',
    500: '#511366',
    950: '#000000',
  },
}

SCSS

$custom: #511366;
$custom-light: #855992;
$custom-dark: #000000;

JSON

{
  "hex": "#511366",
  "rgb": {
    "r": 81,
    "g": 19,
    "b": 102
  },
  "hsl": {
    "h": 284.819,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33498,
    "c": 0.14062,
    "h": 315.7
  },
  "luminance": 0.03174
}

Semantic roles & 50–950 ramp

primary

#511366

secondary

#519D37

accent

#EB3C69

background

#F8F5F9

surface

#F0E9F1

border

#CBC5CB

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #511366

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

Preview Lab → · Contrast checker → · Palette generator →