#511763#511763

#511763 is a dark, vivid purple. Relative luminance 0.033; OKLCH L 33.7% C 0.133 H 316.9°. Best body text is #FFFFFF at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#511763
RGB	rgb(81, 23, 99)
HSL	hsl(286, 62%, 24%)
HSV	hsv(286, 77%, 39%)
CMYK	cmyk(18.2%, 76.8%, 0%, 61.2%)
CIE-LAB	lab(21.07, 38.77, -32.29)
CIE-LCH	lch(21.07, 50.46, 320.21°)
OKLab	oklab(33.67% 0.097 -0.0908)
OKLCH	oklch(33.67% 0.133 316.9)
XYZ	xyz(5.9515, 3.2632, 12.1183)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 4.37

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511763 #296317

analogous

#2B1763 #511763 #63174F

triadic

#511763 #635117 #176351

tetradic

#511763 #632B17 #296317 #174F63

square

#511763 #632B17 #296317 #174F63

split-complementary

#511763 #4F6317 #17632B

monochromatic

#140619 #280B31 #511763 #7A2395 #A22EC6

Accessibility & contrast

On white

12.71

#511763 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#511763 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511763

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511763	#FFFFFF	#000000	##FFFFFF
##511763	1.00	12.71	1.65	12.71
#FFFFFF	12.71	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F65

Deuteranopia (green-blind)

#183461

Tritanopia (blue-blind)

#50273B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #511763;
/* rgb */ color: rgb(81, 23, 99);
/* oklch */ color: oklch(33.7% 0.133 316.9);

Tailwind

colors: {
  custom: {
    50: '#855a90',
    500: '#511763',
    950: '#000000',
  },
}

SCSS

$custom: #511763;
$custom-light: #855a90;
$custom-dark: #000000;

JSON

{
  "hex": "#511763",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 99
  },
  "hsl": {
    "h": 285.789,
    "s": 62.295,
    "l": 23.922
  },
  "oklch": {
    "l": 0.33666,
    "c": 0.13288,
    "h": 316.9
  },
  "luminance": 0.03263
}

Semantic roles & 50–950 ramp

primary

#511763

secondary

#529A3C

accent

#E54269

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511763

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

Preview Lab → · Contrast checker → · Palette generator →