#511579#511579

#511579 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.3% C 0.157 H 307.0°. Best body text is #FFFFFF at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#511579
RGB	rgb(81, 21, 121)
HSL	hsl(276, 70%, 28%)
HSV	hsv(276, 83%, 47%)
CMYK	cmyk(33.1%, 82.6%, 0%, 52.5%)
CIE-LAB	lab(22.54, 44.59, -44.17)
CIE-LCH	lch(22.54, 62.76, 315.27°)
OKLab	oklab(35.25% 0.0946 -0.1257)
OKLCH	oklch(35.25% 0.157 307)
XYZ	xyz(7.1119, 3.6662, 18.4184)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511579 #3D7915

analogous

#1F1579 #511579 #79156F

triadic

#511579 #795115 #157951

tetradic

#511579 #791F15 #3D7915 #156F79

square

#511579 #791F15 #3D7915 #156F79

split-complementary

#511579 #6F7915 #15791F

monochromatic

#11051A #2E0C45 #511579 #741EAD #952EDB

Accessibility & contrast

On white

12.12

#511579 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#511579 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511579

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511579	#FFFFFF	#000000	##FFFFFF
##511579	1.00	12.12	1.73	12.12
#FFFFFF	12.12	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347C

Deuteranopia (green-blind)

#003677

Tritanopia (blue-blind)

#4A2F47

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511579;
/* rgb */ color: rgb(81, 21, 121);
/* oklch */ color: oklch(35.3% 0.157 307.0);

Tailwind

colors: {
  custom: {
    50: '#875ba0',
    500: '#511579',
    950: '#000000',
  },
}

SCSS

$custom: #511579;
$custom-light: #875ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#511579",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 121
  },
  "hsl": {
    "h": 276,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3525,
    "c": 0.15729,
    "h": 307
  },
  "luminance": 0.03666
}

Semantic roles & 50–950 ramp

primary

#511579

secondary

#69AF3B

accent

#ED3B82

background

#F8F5FA

surface

#F0E9F3

border

#CBC5CD

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #511579

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

Preview Lab → · Contrast checker → · Palette generator →