#511761#511761

#511761 is a dark, vivid purple. Relative luminance 0.032; OKLCH L 33.5% C 0.131 H 318.0°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#511761
RGB	rgb(81, 23, 97)
HSL	hsl(287, 62%, 24%)
HSV	hsv(287, 76%, 38%)
CMYK	cmyk(16.5%, 76.3%, 0%, 62%)
CIE-LAB	lab(20.93, 38.33, -31.20)
CIE-LCH	lch(20.93, 49.43, 320.85°)
OKLab	oklab(33.52% 0.0972 -0.0876)
OKLCH	oklch(33.52% 0.131 318)
XYZ	xyz(5.8571, 3.2255, 11.6210)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 4.01

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511761 #276117

analogous

#2C1761 #511761 #61174C

triadic

#511761 #615117 #176151

tetradic

#511761 #612C17 #276117 #174C61

square

#511761 #612C17 #276117 #174C61

split-complementary

#511761 #4C6117 #17612C

monochromatic

#150619 #280B30 #511761 #7A2392 #A42EC4

Accessibility & contrast

On white

12.77

#511761 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#511761 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511761

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511761	#FFFFFF	#000000	##FFFFFF
##511761	1.00	12.77	1.65	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F63

Deuteranopia (green-blind)

#1A345F

Tritanopia (blue-blind)

#51263A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #511761;
/* rgb */ color: rgb(81, 23, 97);
/* oklch */ color: oklch(33.5% 0.131 318.0);

Tailwind

colors: {
  custom: {
    50: '#855a8e',
    500: '#511761',
    950: '#000000',
  },
}

SCSS

$custom: #511761;
$custom-light: #855a8e;
$custom-dark: #000000;

JSON

{
  "hex": "#511761",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 97
  },
  "hsl": {
    "h": 287.027,
    "s": 61.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.33518,
    "c": 0.13088,
    "h": 318
  },
  "luminance": 0.03225
}

Semantic roles & 50–950 ramp

primary

#511761

secondary

#50983C

accent

#E54366

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511761

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

Preview Lab → · Contrast checker → · Palette generator →