#531B83#531B83

#531B83 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.0% C 0.162 H 303.6°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#531B83
RGB	rgb(83, 27, 131)
HSL	hsl(272, 66%, 31%)
HSV	hsv(272, 79%, 51%)
CMYK	cmyk(36.6%, 79.4%, 0%, 48.6%)
CIE-LAB	lab(24.52, 44.98, -47.26)
CIE-LCH	lch(24.52, 65.24, 313.58°)
OKLab	oklab(36.97% 0.0897 -0.1347)
OKLCH	oklch(36.97% 0.162 303.6)
XYZ	xyz(8.0550, 4.2616, 21.8665)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.61

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531B83 #4B831B

analogous

#1F1B83 #531B83 #831B7F

triadic

#531B83 #83531B #1B8353

tetradic

#531B83 #831F1B #4B831B #1B7F83

square

#531B83 #831F1B #4B831B #1B7F83

split-complementary

#531B83 #7F831B #1B831F

monochromatic

#13061E #331150 #531B83 #7325B6 #9241D8

Accessibility & contrast

On white

11.34

#531B83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#531B83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531B83

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531B83	#FFFFFF	#000000	##FFFFFF
##531B83	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003986

Deuteranopia (green-blind)

#003A81

Tritanopia (blue-blind)

#49364E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #531b83;
/* rgb */ color: rgb(83, 27, 131);
/* oklch */ color: oklch(37.0% 0.162 303.6);

Tailwind

colors: {
  custom: {
    50: '#885ea8',
    500: '#531b83',
    950: '#000000',
  },
}

SCSS

$custom: #531b83;
$custom-light: #885ea8;
$custom-dark: #000000;

JSON

{
  "hex": "#531b83",
  "rgb": {
    "r": 83,
    "g": 27,
    "b": 131
  },
  "hsl": {
    "h": 272.308,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.36967,
    "c": 0.16186,
    "h": 303.6
  },
  "luminance": 0.04262
}

Semantic roles & 50–950 ramp

primary

#531B83

secondary

#78B643

accent

#E93F8D

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #531B83

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

Preview Lab → · Contrast checker → · Palette generator →