#511A73#511A73

#511A73 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.2% C 0.146 H 308.8°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#511A73
RGB	rgb(81, 26, 115)
HSL	hsl(277, 63%, 28%)
HSV	hsv(277, 77%, 45%)
CMYK	cmyk(29.6%, 77.4%, 0%, 54.9%)
CIE-LAB	lab(22.74, 41.14, -39.99)
CIE-LCH	lch(22.74, 57.37, 315.82°)
OKLab	oklab(35.24% 0.0913 -0.1134)
OKLCH	oklch(35.24% 0.146 308.8)
XYZ	xyz(6.8566, 3.7260, 16.5743)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A73 #3C731A

analogous

#251A73 #511A73 #731A68

triadic

#511A73 #73511A #1A7351

tetradic

#511A73 #73251A #3C731A #1A6873

square

#511A73 #73251A #3C731A #1A6873

split-complementary

#511A73 #68731A #1A7325

monochromatic

#120619 #2E0F41 #511A73 #7425A5 #9636D2

Accessibility & contrast

On white

12.03

#511A73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#511A73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A73

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A73	#FFFFFF	#000000	##FFFFFF
##511A73	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003476

Deuteranopia (green-blind)

#003771

Tritanopia (blue-blind)

#4C2F45

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511a73;
/* rgb */ color: rgb(81, 26, 115);
/* oklch */ color: oklch(35.2% 0.146 308.8);

Tailwind

colors: {
  custom: {
    50: '#865d9c',
    500: '#511a73',
    950: '#000000',
  },
}

SCSS

$custom: #511a73;
$custom-light: #865d9c;
$custom-dark: #000000;

JSON

{
  "hex": "#511a73",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 115
  },
  "hsl": {
    "h": 277.079,
    "s": 63.121,
    "l": 27.647
  },
  "oklch": {
    "l": 0.35241,
    "c": 0.14563,
    "h": 308.8
  },
  "luminance": 0.03726
}

Semantic roles & 50–950 ramp

primary

#511A73

secondary

#68A841

accent

#E64280

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #511A73

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

Preview Lab → · Contrast checker → · Palette generator →