#511863#511863

#511863 is a dark, vivid purple. Relative luminance 0.033; OKLCH L 33.8% C 0.132 H 316.8°. Best body text is #FFFFFF at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#511863
RGB	rgb(81, 24, 99)
HSL	hsl(286, 61%, 24%)
HSV	hsv(286, 76%, 39%)
CMYK	cmyk(18.2%, 75.8%, 0%, 61.2%)
CIE-LAB	lab(21.22, 38.34, -32.05)
CIE-LCH	lch(21.22, 49.97, 320.11°)
OKLab	oklab(33.78% 0.0959 -0.0901)
OKLCH	oklch(33.78% 0.132 316.8)
XYZ	xyz(5.9718, 3.3037, 12.1251)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 4.45

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511863 #2A6318

analogous

#2C1863 #511863 #631850

triadic

#511863 #635118 #186351

tetradic

#511863 #632C18 #2A6318 #185063

square

#511863 #632C18 #2A6318 #185063

split-complementary

#511863 #506318 #18632C

monochromatic

#140619 #290C32 #511863 #792494 #A230C6

Accessibility & contrast

On white

12.65

#511863 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#511863 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511863

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511863	#FFFFFF	#000000	##FFFFFF
##511863	1.00	12.65	1.66	12.65
#FFFFFF	12.65	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F65

Deuteranopia (green-blind)

#193561

Tritanopia (blue-blind)

#50273C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #511863;
/* rgb */ color: rgb(81, 24, 99);
/* oklch */ color: oklch(33.8% 0.132 316.8);

Tailwind

colors: {
  custom: {
    50: '#855b90',
    500: '#511863',
    950: '#000000',
  },
}

SCSS

$custom: #511863;
$custom-light: #855b90;
$custom-dark: #000000;

JSON

{
  "hex": "#511863",
  "rgb": {
    "r": 81,
    "g": 24,
    "b": 99
  },
  "hsl": {
    "h": 285.6,
    "s": 60.976,
    "l": 24.118
  },
  "oklch": {
    "l": 0.33775,
    "c": 0.13158,
    "h": 316.8
  },
  "luminance": 0.03303
}

Semantic roles & 50–950 ramp

primary

#511863

secondary

#54993E

accent

#E4446A

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511863

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

Preview Lab → · Contrast checker → · Palette generator →