#511A68#511A68

#511A68 is a dark, vivid purple. Relative luminance 0.035; OKLCH L 34.4% C 0.134 H 314.0°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#511A68
RGB	rgb(81, 26, 104)
HSL	hsl(282, 60%, 25%)
HSV	hsv(282, 75%, 41%)
CMYK	cmyk(22.1%, 75%, 0%, 59.2%)
CIE-LAB	lab(21.90, 38.57, -34.23)
CIE-LCH	lch(21.90, 51.57, 318.41°)
OKLab	oklab(34.38% 0.0931 -0.0965)
OKLCH	oklch(34.38% 0.134 314)
XYZ	xyz(6.2610, 3.4878, 13.4374)
Luminance	0.0349 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A68 #31681A

analogous

#2A1A68 #511A68 #681A58

triadic

#511A68 #68511A #1A6851

tetradic

#511A68 #682A1A #31681A #1A5868

square

#511A68 #682A1A #31681A #1A5868

split-complementary

#511A68 #58681A #1A682A

monochromatic

#130618 #2B0E37 #511A68 #772699 #9D32CA

Accessibility & contrast

On white

12.37

#511A68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#511A68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A68

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A68	#FFFFFF	#000000	##FFFFFF
##511A68	1.00	12.37	1.70	12.37
#FFFFFF	12.37	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316A

Deuteranopia (green-blind)

#153666

Tritanopia (blue-blind)

#4F2A3F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #511a68;
/* rgb */ color: rgb(81, 26, 104);
/* oklch */ color: oklch(34.4% 0.134 314.0);

Tailwind

colors: {
  custom: {
    50: '#855c94',
    500: '#511a68',
    950: '#000000',
  },
}

SCSS

$custom: #511a68;
$custom-light: #855c94;
$custom-dark: #000000;

JSON

{
  "hex": "#511a68",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 104
  },
  "hsl": {
    "h": 282.308,
    "s": 60,
    "l": 25.49
  },
  "oklch": {
    "l": 0.34375,
    "c": 0.13408,
    "h": 314
  },
  "luminance": 0.03488
}

Semantic roles & 50–950 ramp

primary

#511A68

secondary

#5C9D40

accent

#E34573

background

#F8F5F9

surface

#EFE9F1

border

#CAC5CB

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #511A68

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

Preview Lab → · Contrast checker → · Palette generator →