#5B1F8A#5B1F8A

#5B1F8A is a dark, vivid violet. Relative luminance 0.050; OKLCH L 39.0% C 0.167 H 305.3°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#5B1F8A
RGB	rgb(91, 31, 138)
HSL	hsl(274, 63%, 33%)
HSV	hsv(274, 78%, 54%)
CMYK	cmyk(34.1%, 77.5%, 0%, 45.9%)
CIE-LAB	lab(26.85, 46.47, -47.80)
CIE-LCH	lch(26.85, 66.67, 314.19°)
OKLab	oklab(39.03% 0.0962 -0.1361)
OKLCH	oklch(39.03% 0.167 305.3)
XYZ	xyz(9.3908, 5.0392, 24.5178)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1F8A #4E8A1F

analogous

#251F8A #5B1F8A #8A1F83

triadic

#5B1F8A #8A5B1F #1F8A5B

tetradic

#5B1F8A #8A251F #4E8A1F #1F838A

square

#5B1F8A #8A251F #4E8A1F #1F838A

split-complementary

#5B1F8A #838A1F #1F8A25

monochromatic

#190926 #3A1458 #5B1F8A #7C2ABC #9A4CD7

Accessibility & contrast

On white

10.46

#5B1F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#5B1F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1F8A

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1F8A	#FFFFFF	#000000	##FFFFFF
##5B1F8A	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8D

Deuteranopia (green-blind)

#004088

Tritanopia (blue-blind)

#523A53

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #5b1f8a;
/* rgb */ color: rgb(91, 31, 138);
/* oklch */ color: oklch(39.0% 0.167 305.3);

Tailwind

colors: {
  custom: {
    50: '#8e61ad',
    500: '#5b1f8a',
    950: '#000000',
  },
}

SCSS

$custom: #5b1f8a;
$custom-light: #8e61ad;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1f8a",
  "rgb": {
    "r": 91,
    "g": 31,
    "b": 138
  },
  "hsl": {
    "h": 273.645,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.3903,
    "c": 0.16663,
    "h": 305.3
  },
  "luminance": 0.05039
}

Semantic roles & 50–950 ramp

primary

#5B1F8A

secondary

#7CBA4B

accent

#E6418A

background

#F9F6FA

surface

#F1EBF4

border

#CBC6CE

text

#0D0510

muted

#7E7A7F

Preview Lab

Preview with #5B1F8A

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

Preview Lab → · Contrast checker → · Palette generator →