#511D5F#511D5F

#511D5F is a dark, vivid purple. Relative luminance 0.035; OKLCH L 34.1% C 0.120 H 318.4°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#511D5F
RGB	rgb(81, 29, 95)
HSL	hsl(287, 53%, 24%)
HSV	hsv(287, 69%, 37%)
CMYK	cmyk(14.7%, 69.5%, 0%, 62.7%)
CIE-LAB	lab(21.78, 35.11, -28.52)
CIE-LCH	lch(21.78, 45.23, 320.91°)
OKLab	oklab(34.09% 0.09 -0.0798)
OKLCH	oklch(34.09% 0.12 318.4)
XYZ	xyz(5.8980, 3.4545, 11.1804)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511D5F #2B5F1D

analogous

#301D5F #511D5F #5F1D4C

triadic

#511D5F #5F511D #1D5F51

tetradic

#511D5F #5F301D #2B5F1D #1D4C5F

square

#511D5F #5F301D #2B5F1D #1D4C5F

split-complementary

#511D5F #4C5F1D #1D5F30

monochromatic

#140717 #290F30 #511D5F #792B8E #A13ABD

Accessibility & contrast

On white

12.42

#511D5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#511D5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511D5F

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511D5F	#FFFFFF	#000000	##FFFFFF
##511D5F	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073161

Deuteranopia (green-blind)

#20365D

Tritanopia (blue-blind)

#51293B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #511d5f;
/* rgb */ color: rgb(81, 29, 95);
/* oklch */ color: oklch(34.1% 0.120 318.4);

Tailwind

colors: {
  custom: {
    50: '#845d8d',
    500: '#511d5f',
    950: '#000000',
  },
}

SCSS

$custom: #511d5f;
$custom-light: #845d8d;
$custom-dark: #000000;

JSON

{
  "hex": "#511d5f",
  "rgb": {
    "r": 81,
    "g": 29,
    "b": 95
  },
  "hsl": {
    "h": 287.273,
    "s": 53.226,
    "l": 24.314
  },
  "oklch": {
    "l": 0.34087,
    "c": 0.12031,
    "h": 318.4
  },
  "luminance": 0.03454
}

Semantic roles & 50–950 ramp

primary

#511D5F

secondary

#559444

accent

#DD4B6A

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511D5F

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

Preview Lab → · Contrast checker → · Palette generator →