#511C86#511C86

#511C86 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.1% C 0.164 H 301.3°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#511C86
RGB	rgb(81, 28, 134)
HSL	hsl(270, 65%, 32%)
HSV	hsv(270, 79%, 53%)
CMYK	cmyk(39.6%, 79.1%, 0%, 47.5%)
CIE-LAB	lab(24.64, 44.94, -48.96)
CIE-LCH	lch(24.64, 66.46, 312.55°)
OKLab	oklab(37.07% 0.0849 -0.1398)
OKLCH	oklch(37.07% 0.164 301.3)
XYZ	xyz(8.1106, 4.3010, 22.9525)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.61

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C86 #51861C

analogous

#1C1C86 #511C86 #861C86

triadic

#511C86 #86511C #1C8651

tetradic

#511C86 #861C1C #51861C #1C8686

square

#511C86 #861C1C #51861C #1C8686

split-complementary

#511C86 #86861C #1C861C

monochromatic

#140721 #321153 #511C86 #7027B9 #8E44D8

Accessibility & contrast

On white

11.29

#511C86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#511C86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C86

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C86	#FFFFFF	#000000	##FFFFFF
##511C86	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A89

Deuteranopia (green-blind)

#003A84

Tritanopia (blue-blind)

#453850

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #511c86;
/* rgb */ color: rgb(81, 28, 134);
/* oklch */ color: oklch(37.1% 0.164 301.3);

Tailwind

colors: {
  custom: {
    50: '#875faa',
    500: '#511c86',
    950: '#000000',
  },
}

SCSS

$custom: #511c86;
$custom-light: #875faa;
$custom-dark: #000000;

JSON

{
  "hex": "#511c86",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 134
  },
  "hsl": {
    "h": 270,
    "s": 65.432,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37074,
    "c": 0.16357,
    "h": 301.3
  },
  "luminance": 0.04301
}

Semantic roles & 50–950 ramp

primary

#511C86

secondary

#7FB945

accent

#E83F94

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #511C86

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

Preview Lab → · Contrast checker → · Palette generator →