#511764#511764

#511764 is a dark, vivid purple. Relative luminance 0.033; OKLCH L 33.7% C 0.134 H 316.4°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#511764
RGB	rgb(81, 23, 100)
HSL	hsl(285, 63%, 24%)
HSV	hsv(285, 77%, 39%)
CMYK	cmyk(19%, 77%, 0%, 60.8%)
CIE-LAB	lab(21.14, 38.99, -32.83)
CIE-LCH	lch(21.14, 50.97, 319.90°)
OKLab	oklab(33.74% 0.0969 -0.0924)
OKLCH	oklch(33.74% 0.134 316.4)
XYZ	xyz(5.9996, 3.2825, 12.3717)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511764 #2A6417

analogous

#2B1764 #511764 #641751

triadic

#511764 #645117 #176451

tetradic

#511764 #642B17 #2A6417 #175164

square

#511764 #642B17 #2A6417 #175164

split-complementary

#511764 #516417 #17642B

monochromatic

#140619 #290C32 #511764 #792296 #A22EC8

Accessibility & contrast

On white

12.68

#511764 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#511764 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511764

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511764	#FFFFFF	#000000	##FFFFFF
##511764	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F66

Deuteranopia (green-blind)

#173462

Tritanopia (blue-blind)

#50273C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #511764;
/* rgb */ color: rgb(81, 23, 100);
/* oklch */ color: oklch(33.7% 0.134 316.4);

Tailwind

colors: {
  custom: {
    50: '#855a91',
    500: '#511764',
    950: '#000000',
  },
}

SCSS

$custom: #511764;
$custom-light: #855a91;
$custom-dark: #000000;

JSON

{
  "hex": "#511764",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 100
  },
  "hsl": {
    "h": 285.195,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.33741,
    "c": 0.13389,
    "h": 316.4
  },
  "luminance": 0.03282
}

Semantic roles & 50–950 ramp

primary

#511764

secondary

#549A3C

accent

#E6426A

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040D

muted

#7C797D

Preview Lab

Preview with #511764

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

Preview Lab → · Contrast checker → · Palette generator →