#511D92#511D92

#511D92 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.3% C 0.175 H 297.3°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#511D92
RGB	rgb(81, 29, 146)
HSL	hsl(267, 67%, 34%)
HSV	hsv(267, 80%, 57%)
CMYK	cmyk(44.5%, 80.1%, 0%, 42.7%)
CIE-LAB	lab(25.87, 47.58, -54.41)
CIE-LCH	lch(25.87, 72.28, 311.17°)
OKLab	oklab(38.27% 0.0806 -0.1558)
OKLCH	oklch(38.27% 0.175 297.3)
XYZ	xyz(9.0196, 4.7032, 27.6212)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511D92 #5E921D

analogous

#1D2392 #511D92 #8C1D92

triadic

#511D92 #92511D #1D9251

tetradic

#511D92 #921D23 #5E921D #1D928C

square

#511D92 #921D23 #5E921D #1D928C

split-complementary

#511D92 #928C1D #23921D

monochromatic

#18092C #35135F #511D92 #6D27C5 #8D4EDC

Accessibility & contrast

On white

10.82

#511D92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#511D92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511D92

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511D92	#FFFFFF	#000000	##FFFFFF
##511D92	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E95

Deuteranopia (green-blind)

#003C90

Tritanopia (blue-blind)

#403D57

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #511d92;
/* rgb */ color: rgb(81, 29, 146);
/* oklch */ color: oklch(38.3% 0.175 297.3);

Tailwind

colors: {
  custom: {
    50: '#8960b3',
    500: '#511d92',
    950: '#000000',
  },
}

SCSS

$custom: #511d92;
$custom-light: #8960b3;
$custom-dark: #000000;

JSON

{
  "hex": "#511d92",
  "rgb": {
    "r": 81,
    "g": 29,
    "b": 146
  },
  "hsl": {
    "h": 266.667,
    "s": 66.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.38266,
    "c": 0.17544,
    "h": 297.3
  },
  "luminance": 0.04703
}

Semantic roles & 50–950 ramp

primary

#511D92

secondary

#8CBE4C

accent

#EA3E9D

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #511D92

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

Preview Lab → · Contrast checker → · Palette generator →