#511C5F#511C5F

#511C5F is a dark, vivid purple. Relative luminance 0.034; OKLCH L 34.0% C 0.122 H 318.6°. Best body text is #FFFFFF at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#511C5F
RGB	rgb(81, 28, 95)
HSL	hsl(287, 54%, 24%)
HSV	hsv(287, 71%, 37%)
CMYK	cmyk(14.7%, 70.5%, 0%, 62.7%)
CIE-LAB	lab(21.60, 35.60, -28.80)
CIE-LCH	lch(21.60, 45.79, 321.03°)
OKLab	oklab(33.96% 0.0913 -0.0806)
OKLCH	oklch(33.96% 0.122 318.6)
XYZ	xyz(5.8739, 3.4063, 11.1723)
Luminance	0.0341 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C5F #2A5F1C

analogous

#301C5F #511C5F #5F1C4C

triadic

#511C5F #5F511C #1C5F51

tetradic

#511C5F #5F301C #2A5F1C #1C4C5F

square

#511C5F #5F301C #2A5F1C #1C4C5F

split-complementary

#511C5F #4C5F1C #1C5F30

monochromatic

#140718 #290E30 #511C5F #792A8E #A238BE

Accessibility & contrast

On white

12.49

#511C5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#511C5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C5F

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C5F	#FFFFFF	#000000	##FFFFFF
##511C5F	1.00	12.49	1.68	12.49
#FFFFFF	12.49	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#043061

Deuteranopia (green-blind)

#20365D

Tritanopia (blue-blind)

#51283B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #511c5f;
/* rgb */ color: rgb(81, 28, 95);
/* oklch */ color: oklch(34.0% 0.122 318.6);

Tailwind

colors: {
  custom: {
    50: '#845d8d',
    500: '#511c5f',
    950: '#000000',
  },
}

SCSS

$custom: #511c5f;
$custom-light: #845d8d;
$custom-dark: #000000;

JSON

{
  "hex": "#511c5f",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 95
  },
  "hsl": {
    "h": 287.463,
    "s": 54.472,
    "l": 24.118
  },
  "oklch": {
    "l": 0.3396,
    "c": 0.12183,
    "h": 318.6
  },
  "luminance": 0.03406
}

Semantic roles & 50–950 ramp

primary

#511C5F

secondary

#549442

accent

#DE4A69

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511C5F

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

Preview Lab → · Contrast checker → · Palette generator →