#511F73#511F73

#511F73 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 35.8% C 0.139 H 308.1°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#511F73
RGB	rgb(81, 31, 115)
HSL	hsl(276, 58%, 29%)
HSV	hsv(276, 73%, 45%)
CMYK	cmyk(29.6%, 73%, 0%, 54.9%)
CIE-LAB	lab(23.56, 38.83, -38.66)
CIE-LCH	lch(23.56, 54.79, 315.12°)
OKLab	oklab(35.82% 0.0859 -0.1096)
OKLCH	oklch(35.82% 0.139 308.1)
XYZ	xyz(6.9772, 3.9672, 16.6145)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F73 #41731F

analogous

#271F73 #511F73 #731F6B

triadic

#511F73 #73511F #1F7351

tetradic

#511F73 #73271F #41731F #1F6B73

square

#511F73 #73271F #41731F #1F6B73

split-complementary

#511F73 #6B731F #1F7327

monochromatic

#110618 #2F1243 #511F73 #732CA3 #9341CC

Accessibility & contrast

On white

11.71

#511F73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#511F73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F73

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F73	#FFFFFF	#000000	##FFFFFF
##511F73	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003675

Deuteranopia (green-blind)

#0A3971

Tritanopia (blue-blind)

#4C3246

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #511f73;
/* rgb */ color: rgb(81, 31, 115);
/* oklch */ color: oklch(35.8% 0.139 308.1);

Tailwind

colors: {
  custom: {
    50: '#855f9c',
    500: '#511f73',
    950: '#000000',
  },
}

SCSS

$custom: #511f73;
$custom-light: #855f9c;
$custom-dark: #000000;

JSON

{
  "hex": "#511f73",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 115
  },
  "hsl": {
    "h": 275.714,
    "s": 57.534,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35822,
    "c": 0.13923,
    "h": 308.1
  },
  "luminance": 0.03967
}

Semantic roles & 50–950 ramp

primary

#511F73

secondary

#6EA747

accent

#E14785

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B050E

muted

#7C797E

Preview Lab

Preview with #511F73

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

Preview Lab → · Contrast checker → · Palette generator →