#512581#512581

#512581 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 37.7% C 0.147 H 301.5°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#512581
RGB	rgb(81, 37, 129)
HSL	hsl(269, 55%, 33%)
HSV	hsv(269, 71%, 51%)
CMYK	cmyk(37.2%, 71.3%, 0%, 49.4%)
CIE-LAB	lab(25.74, 39.38, -44.04)
CIE-LCH	lch(25.74, 59.07, 311.80°)
OKLab	oklab(37.72% 0.077 -0.1254)
OKLCH	oklch(37.72% 0.147 301.5)
XYZ	xyz(8.0164, 4.6574, 21.2413)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#512581 #558125

analogous

#252781 #512581 #7F2581

triadic

#512581 #815125 #258151

tetradic

#512581 #812527 #558125 #25817F

square

#512581 #812527 #558125 #25817F

split-complementary

#512581 #817F25 #278125

monochromatic

#150A22 #331751 #512581 #6F33B1 #8E53CE

Accessibility & contrast

On white

10.87

#512581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#512581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #512581

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##512581	#FFFFFF	#000000	##FFFFFF
##512581	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C84

Deuteranopia (green-blind)

#003C7F

Tritanopia (blue-blind)

#473B50

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #512581;
/* rgb */ color: rgb(81, 37, 129);
/* oklch */ color: oklch(37.7% 0.147 301.5);

Tailwind

colors: {
  custom: {
    50: '#8663a6',
    500: '#512581',
    950: '#000000',
  },
}

SCSS

$custom: #512581;
$custom-light: #8663a6;
$custom-dark: #000000;

JSON

{
  "hex": "#512581",
  "rgb": {
    "r": 81,
    "g": 37,
    "b": 129
  },
  "hsl": {
    "h": 268.696,
    "s": 55.422,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37717,
    "c": 0.14714,
    "h": 301.5
  },
  "luminance": 0.04657
}

Semantic roles & 50–950 ramp

primary

#512581

secondary

#83B250

accent

#DF4997

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C050F

muted

#7D7A7F

Preview Lab

Preview with #512581

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

Preview Lab → · Contrast checker → · Palette generator →