#531783#531783

#531783 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.6% C 0.166 H 304.1°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#531783
RGB	rgb(83, 23, 131)
HSL	hsl(273, 70%, 30%)
HSV	hsv(273, 82%, 51%)
CMYK	cmyk(36.6%, 82.4%, 0%, 48.6%)
CIE-LAB	lab(23.97, 46.57, -48.16)
CIE-LCH	lch(23.97, 66.99, 314.04°)
OKLab	oklab(36.58% 0.0931 -0.1373)
OKLCH	oklch(36.58% 0.166 304.1)
XYZ	xyz(7.9695, 4.0905, 21.8380)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.03

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531783 #478317

analogous

#1D1783 #531783 #83177D

triadic

#531783 #835317 #178353

tetradic

#531783 #831D17 #478317 #177D83

square

#531783 #831D17 #478317 #177D83

split-complementary

#531783 #7D8317 #17831D

monochromatic

#11051B #320E4F #531783 #7420B7 #9338DC

Accessibility & contrast

On white

11.55

#531783 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#531783 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531783

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531783	#FFFFFF	#000000	##FFFFFF
##531783	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003886

Deuteranopia (green-blind)

#003981

Tritanopia (blue-blind)

#49344E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #531783;
/* rgb */ color: rgb(83, 23, 131);
/* oklch */ color: oklch(36.6% 0.166 304.1);

Tailwind

colors: {
  custom: {
    50: '#895ca8',
    500: '#531783',
    950: '#000000',
  },
}

SCSS

$custom: #531783;
$custom-light: #895ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#531783",
  "rgb": {
    "r": 83,
    "g": 23,
    "b": 131
  },
  "hsl": {
    "h": 273.333,
    "s": 70.13,
    "l": 30.196
  },
  "oklch": {
    "l": 0.36583,
    "c": 0.16592,
    "h": 304.1
  },
  "luminance": 0.0409
}

Semantic roles & 50–950 ramp

primary

#531783

secondary

#74B73F

accent

#ED3B8A

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0410

muted

#7D797F

Preview Lab

Preview with #531783

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

Preview Lab → · Contrast checker → · Palette generator →