#511567#511567

#511567 is a dark, vivid purple. Relative luminance 0.033; OKLCH L 33.8% C 0.139 H 315.0°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#511567
RGB	rgb(81, 21, 103)
HSL	hsl(284, 66%, 24%)
HSV	hsv(284, 80%, 40%)
CMYK	cmyk(21.4%, 79.6%, 0%, 59.6%)
CIE-LAB	lab(21.08, 40.48, -34.90)
CIE-LCH	lch(21.08, 53.45, 319.23°)
OKLab	oklab(33.77% 0.0986 -0.0985)
OKLCH	oklch(33.77% 0.139 315)
XYZ	xyz(6.1093, 3.2652, 13.1378)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511567 #2B6715

analogous

#281567 #511567 #671554

triadic

#511567 #675115 #156751

tetradic

#511567 #672815 #2B6715 #155467

square

#511567 #672815 #2B6715 #155467

split-complementary

#511567 #546715 #156728

monochromatic

#140519 #290B34 #511567 #791F9A #A12ACD

Accessibility & contrast

On white

12.70

#511567 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#511567 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511567

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511567	#FFFFFF	#000000	##FFFFFF
##511567	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F69

Deuteranopia (green-blind)

#113465

Tritanopia (blue-blind)

#4F273D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #511567;
/* rgb */ color: rgb(81, 21, 103);
/* oklch */ color: oklch(33.8% 0.139 315.0);

Tailwind

colors: {
  custom: {
    50: '#855a93',
    500: '#511567',
    950: '#000000',
  },
}

SCSS

$custom: #511567;
$custom-light: #855a93;
$custom-dark: #000000;

JSON

{
  "hex": "#511567",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 103
  },
  "hsl": {
    "h": 283.902,
    "s": 66.129,
    "l": 24.314
  },
  "oklch": {
    "l": 0.33766,
    "c": 0.13932,
    "h": 315
  },
  "luminance": 0.03265
}

Semantic roles & 50–950 ramp

primary

#511567

secondary

#559E3A

accent

#E93F6C

background

#F8F5F9

surface

#F0E9F1

border

#CBC5CB

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #511567

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

Preview Lab → · Contrast checker → · Palette generator →