#511A89#511A89

#511A89 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.1% C 0.169 H 300.5°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#511A89
RGB	rgb(81, 26, 137)
HSL	hsl(270, 68%, 32%)
HSV	hsv(270, 81%, 54%)
CMYK	cmyk(40.9%, 81%, 0%, 46.3%)
CIE-LAB	lab(24.62, 46.53, -50.87)
CIE-LCH	lch(24.62, 68.94, 312.45°)
OKLab	oklab(37.14% 0.0858 -0.1454)
OKLCH	oklch(37.14% 0.169 300.5)
XYZ	xyz(8.2770, 4.2942, 24.0549)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A89 #52891A

analogous

#1A1A89 #511A89 #891A89

triadic

#511A89 #89511A #1A8951

tetradic

#511A89 #891A1A #52891A #1A8989

square

#511A89 #891A1A #52891A #1A8989

split-complementary

#511A89 #89891A #1A891A

monochromatic

#140622 #331056 #511A89 #6F24BC #8E42DB

Accessibility & contrast

On white

11.30

#511A89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#511A89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A89

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A89	#FFFFFF	#000000	##FFFFFF
##511A89	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8C

Deuteranopia (green-blind)

#003A87

Tritanopia (blue-blind)

#443852

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #511a89;
/* rgb */ color: rgb(81, 26, 137);
/* oklch */ color: oklch(37.1% 0.169 300.5);

Tailwind

colors: {
  custom: {
    50: '#885eac',
    500: '#511a89',
    950: '#000000',
  },
}

SCSS

$custom: #511a89;
$custom-light: #885eac;
$custom-dark: #000000;

JSON

{
  "hex": "#511a89",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 137
  },
  "hsl": {
    "h": 269.73,
    "s": 68.098,
    "l": 31.961
  },
  "oklch": {
    "l": 0.37142,
    "c": 0.16882,
    "h": 300.5
  },
  "luminance": 0.04294
}

Semantic roles & 50–950 ramp

primary

#511A89

secondary

#80BC43

accent

#EB3D95

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #511A89

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

Preview Lab → · Contrast checker → · Palette generator →