#511789#511789

#511789 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.9% C 0.172 H 300.9°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#511789
RGB	rgb(81, 23, 137)
HSL	hsl(271, 71%, 31%)
HSV	hsv(271, 83%, 54%)
CMYK	cmyk(40.9%, 83.2%, 0%, 46.3%)
CIE-LAB	lab(24.22, 47.70, -51.53)
CIE-LCH	lch(24.22, 70.21, 312.79°)
OKLab	oklab(36.86% 0.0881 -0.1473)
OKLCH	oklch(36.86% 0.172 300.9)
XYZ	xyz(8.2140, 4.1682, 24.0339)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511789 #4F8917

analogous

#181789 #511789 #891788

triadic

#511789 #895117 #178951

tetradic

#511789 #891817 #4F8917 #178889

square

#511789 #891817 #4F8917 #178889

split-complementary

#511789 #888917 #178918

monochromatic

#130520 #320E55 #511789 #7020BD #8F3CDE

Accessibility & contrast

On white

11.45

#511789 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#511789 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511789

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511789	#FFFFFF	#000000	##FFFFFF
##511789	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398C

Deuteranopia (green-blind)

#003987

Tritanopia (blue-blind)

#443751

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #511789;
/* rgb */ color: rgb(81, 23, 137);
/* oklch */ color: oklch(36.9% 0.172 300.9);

Tailwind

colors: {
  custom: {
    50: '#885dac',
    500: '#511789',
    950: '#000000',
  },
}

SCSS

$custom: #511789;
$custom-light: #885dac;
$custom-dark: #000000;

JSON

{
  "hex": "#511789",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 137
  },
  "hsl": {
    "h": 270.526,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.36863,
    "c": 0.17166,
    "h": 300.9
  },
  "luminance": 0.04168
}

Semantic roles & 50–950 ramp

primary

#511789

secondary

#7DBD3F

accent

#EE3A92

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0410

muted

#7D797F

Preview Lab

Preview with #511789

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

Preview Lab → · Contrast checker → · Palette generator →