#511173#511173

#511173 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.4% C 0.155 H 309.9°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#511173
RGB	rgb(81, 17, 115)
HSL	hsl(279, 74%, 26%)
HSV	hsv(279, 85%, 45%)
CMYK	cmyk(29.6%, 85.2%, 0%, 54.9%)
CIE-LAB	lab(21.54, 44.63, -41.95)
CIE-LCH	lch(21.54, 61.25, 316.77°)
OKLab	oklab(34.39% 0.0995 -0.1191)
OKLCH	oklch(34.39% 0.155 309.9)
XYZ	xyz(6.6877, 3.3882, 16.5180)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511173 #337311

analogous

#201173 #511173 #731164

triadic

#511173 #735111 #117351

tetradic

#511173 #732011 #337311 #116473

square

#511173 #732011 #337311 #116473

split-complementary

#511173 #647311 #117320

monochromatic

#13041B #2B093E #511173 #7719A8 #9C21DE

Accessibility & contrast

On white

12.52

#511173 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#511173 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511173

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511173	#FFFFFF	#000000	##FFFFFF
##511173	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003176

Deuteranopia (green-blind)

#003471

Tritanopia (blue-blind)

#4C2B43

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #511173;
/* rgb */ color: rgb(81, 17, 115);
/* oklch */ color: oklch(34.4% 0.155 309.9);

Tailwind

colors: {
  custom: {
    50: '#86599c',
    500: '#511173',
    950: '#000000',
  },
}

SCSS

$custom: #511173;
$custom-light: #86599c;
$custom-dark: #000000;

JSON

{
  "hex": "#511173",
  "rgb": {
    "r": 81,
    "g": 17,
    "b": 115
  },
  "hsl": {
    "h": 279.184,
    "s": 74.242,
    "l": 25.882
  },
  "oklch": {
    "l": 0.34393,
    "c": 0.1552,
    "h": 309.9
  },
  "luminance": 0.03388
}

Semantic roles & 50–950 ramp

primary

#511173

secondary

#5EAA36

accent

#F13777

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #511173

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

Preview Lab → · Contrast checker → · Palette generator →