#511561#511561

#511561 is a dark, vivid purple. Relative luminance 0.031; OKLCH L 33.3% C 0.133 H 318.2°. Best body text is #FFFFFF at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#511561
RGB	rgb(81, 21, 97)
HSL	hsl(287, 64%, 23%)
HSV	hsv(287, 78%, 38%)
CMYK	cmyk(16.5%, 78.4%, 0%, 62%)
CIE-LAB	lab(20.63, 39.17, -31.68)
CIE-LCH	lch(20.63, 50.38, 321.04°)
OKLab	oklab(33.31% 0.0994 -0.089)
OKLCH	oklch(33.31% 0.133 318.2)
XYZ	xyz(5.8189, 3.1490, 11.6083)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 3.87

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511561 #256115

analogous

#2B1561 #511561 #61154B

triadic

#511561 #615115 #156151

tetradic

#511561 #612B15 #256115 #154B61

square

#511561 #612B15 #256115 #154B61

split-complementary

#511561 #4B6115 #15612B

monochromatic

#150519 #270A2F #511561 #7B2093 #A52BC6

Accessibility & contrast

On white

12.89

#511561 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#511561 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511561

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511561	#FFFFFF	#000000	##FFFFFF
##511561	1.00	12.89	1.63	12.89
#FFFFFF	12.89	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E63

Deuteranopia (green-blind)

#19345F

Tritanopia (blue-blind)

#51253A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #511561;
/* rgb */ color: rgb(81, 21, 97);
/* oklch */ color: oklch(33.3% 0.133 318.2);

Tailwind

colors: {
  custom: {
    50: '#85598e',
    500: '#511561',
    950: '#000000',
  },
}

SCSS

$custom: #511561;
$custom-light: #85598e;
$custom-dark: #000000;

JSON

{
  "hex": "#511561",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 97
  },
  "hsl": {
    "h": 287.368,
    "s": 64.407,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33309,
    "c": 0.13341,
    "h": 318.2
  },
  "luminance": 0.03149
}

Semantic roles & 50–950 ramp

primary

#511561

secondary

#4E983A

accent

#E74064

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511561

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

Preview Lab → · Contrast checker → · Palette generator →