#511888#511888

#511888 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.9% C 0.170 H 301.1°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#511888
RGB	rgb(81, 24, 136)
HSL	hsl(271, 70%, 31%)
HSV	hsv(271, 82%, 53%)
CMYK	cmyk(40.4%, 82.4%, 0%, 46.7%)
CIE-LAB	lab(24.26, 47.07, -50.84)
CIE-LCH	lch(24.26, 69.28, 312.80°)
OKLab	oklab(36.86% 0.0877 -0.1453)
OKLCH	oklch(36.86% 0.17 301.1)
XYZ	xyz(8.1628, 4.1801, 23.6646)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511888 #4F8818

analogous

#191888 #511888 #881887

triadic

#511888 #885118 #188851

tetradic

#511888 #881918 #4F8818 #188788

square

#511888 #881918 #4F8818 #188788

split-complementary

#511888 #878818 #188819

monochromatic

#130620 #320F54 #511888 #7021BC #8F3EDD

Accessibility & contrast

On white

11.44

#511888 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#511888 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511888

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511888	#FFFFFF	#000000	##FFFFFF
##511888	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398B

Deuteranopia (green-blind)

#003986

Tritanopia (blue-blind)

#443751

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #511888;
/* rgb */ color: rgb(81, 24, 136);
/* oklch */ color: oklch(36.9% 0.170 301.1);

Tailwind

colors: {
  custom: {
    50: '#885dac',
    500: '#511888',
    950: '#000000',
  },
}

SCSS

$custom: #511888;
$custom-light: #885dac;
$custom-dark: #000000;

JSON

{
  "hex": "#511888",
  "rgb": {
    "r": 81,
    "g": 24,
    "b": 136
  },
  "hsl": {
    "h": 270.536,
    "s": 70,
    "l": 31.373
  },
  "oklch": {
    "l": 0.36861,
    "c": 0.16971,
    "h": 301.1
  },
  "luminance": 0.0418
}

Semantic roles & 50–950 ramp

primary

#511888

secondary

#7DBC40

accent

#ED3B92

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #511888

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

Preview Lab → · Contrast checker → · Palette generator →