#531B8D#531B8D

#531B8D is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.9% C 0.172 H 300.3°. Best body text is #FFFFFF at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#531B8D
RGB	rgb(83, 27, 141)
HSL	hsl(269, 68%, 33%)
HSV	hsv(269, 81%, 55%)
CMYK	cmyk(41.1%, 80.9%, 0%, 44.7%)
CIE-LAB	lab(25.40, 47.45, -52.08)
CIE-LCH	lch(25.40, 70.46, 312.34°)
OKLab	oklab(37.86% 0.0868 -0.1489)
OKLCH	oklch(37.86% 0.172 300.3)
XYZ	xyz(8.7657, 4.5459, 25.6098)
Luminance	0.0455 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531B8D #558D1B

analogous

#1B1C8D #531B8D #8C1B8D

triadic

#531B8D #8D531B #1B8D53

tetradic

#531B8D #8D1B1C #558D1B #1B8D8C

square

#531B8D #8D1B1C #558D1B #1B8D8C

split-complementary

#531B8D #8D8C1B #1C8D1B

monochromatic

#170726 #35115A #531B8D #7125C0 #9047DC

Accessibility & contrast

On white

11.00

#531B8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#531B8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531B8D

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531B8D	#FFFFFF	#000000	##FFFFFF
##531B8D	1.00	11.00	1.91	11.00
#FFFFFF	11.00	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C90

Deuteranopia (green-blind)

#003B8B

Tritanopia (blue-blind)

#453A54

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #531b8d;
/* rgb */ color: rgb(83, 27, 141);
/* oklch */ color: oklch(37.9% 0.172 300.3);

Tailwind

colors: {
  custom: {
    50: '#8a5faf',
    500: '#531b8d',
    950: '#000000',
  },
}

SCSS

$custom: #531b8d;
$custom-light: #8a5faf;
$custom-dark: #000000;

JSON

{
  "hex": "#531b8d",
  "rgb": {
    "r": 83,
    "g": 27,
    "b": 141
  },
  "hsl": {
    "h": 269.474,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.37856,
    "c": 0.17236,
    "h": 300.3
  },
  "luminance": 0.04546
}

Semantic roles & 50–950 ramp

primary

#531B8D

secondary

#83BD46

accent

#EB3D95

background

#F8F5FA

surface

#F0EAF5

border

#CBC6CF

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #531B8D

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

Preview Lab → · Contrast checker → · Palette generator →