#511A5C#511A5C

#511A5C is a dark, vivid purple. Relative luminance 0.033; OKLCH L 33.5% C 0.122 H 320.5°. Best body text is #FFFFFF at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#511A5C
RGB	rgb(81, 26, 92)
HSL	hsl(290, 56%, 23%)
HSV	hsv(290, 72%, 36%)
CMYK	cmyk(12%, 71.7%, 0%, 63.9%)
CIE-LAB	lab(21.06, 35.90, -27.68)
CIE-LCH	lch(21.06, 45.33, 322.37°)
OKLab	oklab(33.51% 0.0939 -0.0773)
OKLCH	oklch(33.51% 0.122 320.5)
XYZ	xyz(5.6943, 3.2611, 10.4527)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A5C #255C1A

analogous

#301A5C #511A5C #5C1A46

triadic

#511A5C #5C511A #1A5C51

tetradic

#511A5C #5C301A #255C1A #1A465C

square

#511A5C #5C301A #255C1A #1A465C

split-complementary

#511A5C #465C1A #1A5C30

monochromatic

#150718 #270D2C #511A5C #7B278C #A535BB

Accessibility & contrast

On white

12.71

#511A5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#511A5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A5C

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A5C	#FFFFFF	#000000	##FFFFFF
##511A5C	1.00	12.71	1.65	12.71
#FFFFFF	12.71	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#052F5E

Deuteranopia (green-blind)

#20355A

Tritanopia (blue-blind)

#522638

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #511a5c;
/* rgb */ color: rgb(81, 26, 92);
/* oklch */ color: oklch(33.5% 0.122 320.5);

Tailwind

colors: {
  custom: {
    50: '#845c8a',
    500: '#511a5c',
    950: '#000000',
  },
}

SCSS

$custom: #511a5c;
$custom-light: #845c8a;
$custom-dark: #000000;

JSON

{
  "hex": "#511a5c",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 92
  },
  "hsl": {
    "h": 290,
    "s": 55.932,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33505,
    "c": 0.12168,
    "h": 320.5
  },
  "luminance": 0.03261
}

Semantic roles & 50–950 ramp

primary

#511A5C

secondary

#4E9240

accent

#DF4962

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511A5C

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

Preview Lab → · Contrast checker → · Palette generator →