#512591#512591

#512591 is a dark, vivid violet. Relative luminance 0.051; OKLCH L 39.1% C 0.166 H 296.5°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#512591
RGB	rgb(81, 37, 145)
HSL	hsl(264, 59%, 36%)
HSV	hsv(264, 74%, 57%)
CMYK	cmyk(44.1%, 74.5%, 0%, 43.1%)
CIE-LAB	lab(27.06, 43.65, -51.85)
CIE-LCH	lch(27.06, 67.78, 310.10°)
OKLab	oklab(39.08% 0.0738 -0.1484)
OKLCH	oklch(39.08% 0.166 296.5)
XYZ	xyz(9.1644, 5.1166, 27.2873)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.75

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#512591 #659125

analogous

#252F91 #512591 #872591

triadic

#512591 #915125 #259151

tetradic

#512591 #91252F #659125 #259187

square

#512591 #91252F #659125 #259187

split-complementary

#512591 #918725 #2F9125

monochromatic

#1B0C2F #361960 #512591 #6C31C2 #8D5BD5

Accessibility & contrast

On white

10.38

#512591 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#512591 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #512591

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##512591	#FFFFFF	#000000	##FFFFFF
##512591	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004094

Deuteranopia (green-blind)

#003E8F

Tritanopia (blue-blind)

#404159

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #512591;
/* rgb */ color: rgb(81, 37, 145);
/* oklch */ color: oklch(39.1% 0.166 296.5);

Tailwind

colors: {
  custom: {
    50: '#8864b2',
    500: '#512591',
    950: '#000000',
  },
}

SCSS

$custom: #512591;
$custom-light: #8864b2;
$custom-dark: #000000;

JSON

{
  "hex": "#512591",
  "rgb": {
    "r": 81,
    "g": 37,
    "b": 145
  },
  "hsl": {
    "h": 264.444,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.39076,
    "c": 0.16571,
    "h": 296.5
  },
  "luminance": 0.05117
}

Semantic roles & 50–950 ramp

primary

#512591

secondary

#92BA58

accent

#E345A2

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0C0611

muted

#7D7A80

Preview Lab

Preview with #512591

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

Preview Lab → · Contrast checker → · Palette generator →