#531B85#531B85

#531B85 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.1% C 0.164 H 302.9°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#531B85
RGB	rgb(83, 27, 133)
HSL	hsl(272, 66%, 31%)
HSV	hsv(272, 80%, 52%)
CMYK	cmyk(37.6%, 79.7%, 0%, 47.8%)
CIE-LAB	lab(24.69, 45.47, -48.24)
CIE-LCH	lch(24.69, 66.29, 313.31°)
OKLab	oklab(37.14% 0.0891 -0.1376)
OKLCH	oklch(37.14% 0.164 302.9)
XYZ	xyz(8.1918, 4.3163, 22.5873)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.57

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531B85 #4D851B

analogous

#1E1B85 #531B85 #851B82

triadic

#531B85 #85531B #1B8553

tetradic

#531B85 #851E1B #4D851B #1B8285

square

#531B85 #851E1B #4D851B #1B8285

split-complementary

#531B85 #82851B #1B851E

monochromatic

#14061F #331152 #531B85 #7325B8 #9142D9

Accessibility & contrast

On white

11.27

#531B85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#531B85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531B85

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531B85	#FFFFFF	#000000	##FFFFFF
##531B85	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A88

Deuteranopia (green-blind)

#003A83

Tritanopia (blue-blind)

#493750

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #531b85;
/* rgb */ color: rgb(83, 27, 133);
/* oklch */ color: oklch(37.1% 0.164 302.9);

Tailwind

colors: {
  custom: {
    50: '#895ea9',
    500: '#531b85',
    950: '#000000',
  },
}

SCSS

$custom: #531b85;
$custom-light: #895ea9;
$custom-dark: #000000;

JSON

{
  "hex": "#531b85",
  "rgb": {
    "r": 83,
    "g": 27,
    "b": 133
  },
  "hsl": {
    "h": 271.698,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37142,
    "c": 0.16395,
    "h": 302.9
  },
  "luminance": 0.04316
}

Semantic roles & 50–950 ramp

primary

#531B85

secondary

#7BB844

accent

#E93F8F

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #531B85

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

Preview Lab → · Contrast checker → · Palette generator →