#511A63#511A63

#511A63 is a dark, vivid purple. Relative luminance 0.034; OKLCH L 34.0% C 0.129 H 316.6°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#511A63
RGB	rgb(81, 26, 99)
HSL	hsl(285, 58%, 25%)
HSV	hsv(285, 74%, 39%)
CMYK	cmyk(18.2%, 73.7%, 0%, 61.2%)
CIE-LAB	lab(21.54, 37.44, -31.54)
CIE-LCH	lch(21.54, 48.95, 319.89°)
OKLab	oklab(34% 0.0936 -0.0886)
OKLCH	oklch(34% 0.129 316.6)
XYZ	xyz(6.0145, 3.3892, 12.1393)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 4.63

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A63 #2C631A

analogous

#2C1A63 #511A63 #631A51

triadic

#511A63 #63511A #1A6351

tetradic

#511A63 #632C1A #2C631A #1A5163

square

#511A63 #632C1A #2C631A #1A5163

split-complementary

#511A63 #51631A #1A632C

monochromatic

#140618 #290D33 #511A63 #792793 #A033C4

Accessibility & contrast

On white

12.52

#511A63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#511A63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A63

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A63	#FFFFFF	#000000	##FFFFFF
##511A63	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003065

Deuteranopia (green-blind)

#1B3561

Tritanopia (blue-blind)

#50283C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #511a63;
/* rgb */ color: rgb(81, 26, 99);
/* oklch */ color: oklch(34.0% 0.129 316.6);

Tailwind

colors: {
  custom: {
    50: '#855c90',
    500: '#511a63',
    950: '#000000',
  },
}

SCSS

$custom: #511a63;
$custom-light: #855c90;
$custom-dark: #000000;

JSON

{
  "hex": "#511a63",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 99
  },
  "hsl": {
    "h": 285.205,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.34003,
    "c": 0.12888,
    "h": 316.6
  },
  "luminance": 0.03389
}

Semantic roles & 50–950 ramp

primary

#511A63

secondary

#569940

accent

#E2466D

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511A63

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

Preview Lab → · Contrast checker → · Palette generator →