#5B1F8D#5B1F8D

#5B1F8D is a dark, vivid violet. Relative luminance 0.051; OKLCH L 39.3% C 0.170 H 304.2°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#5B1F8D
RGB	rgb(91, 31, 141)
HSL	hsl(273, 64%, 34%)
HSV	hsv(273, 78%, 55%)
CMYK	cmyk(35.5%, 78%, 0%, 44.7%)
CIE-LAB	lab(27.09, 47.19, -49.26)
CIE-LCH	lch(27.09, 68.22, 313.77°)
OKLab	oklab(39.28% 0.0955 -0.1404)
OKLCH	oklch(39.28% 0.17 304.2)
XYZ	xyz(9.6110, 5.1272, 25.6775)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1F8D #518D1F

analogous

#241F8D #5B1F8D #8D1F88

triadic

#5B1F8D #8D5B1F #1F8D5B

tetradic

#5B1F8D #8D241F #518D1F #1F888D

square

#5B1F8D #8D241F #518D1F #1F888D

split-complementary

#5B1F8D #888D1F #1F8D24

monochromatic

#1A0929 #3B145B #5B1F8D #7B2ABF #994ED8

Accessibility & contrast

On white

10.37

#5B1F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#5B1F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1F8D

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1F8D	#FFFFFF	#000000	##FFFFFF
##5B1F8D	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F90

Deuteranopia (green-blind)

#00408B

Tritanopia (blue-blind)

#513B55

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #5b1f8d;
/* rgb */ color: rgb(91, 31, 141);
/* oklch */ color: oklch(39.3% 0.170 304.2);

Tailwind

colors: {
  custom: {
    50: '#8f62af',
    500: '#5b1f8d',
    950: '#000000',
  },
}

SCSS

$custom: #5b1f8d;
$custom-light: #8f62af;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1f8d",
  "rgb": {
    "r": 91,
    "g": 31,
    "b": 141
  },
  "hsl": {
    "h": 272.727,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.39282,
    "c": 0.16975,
    "h": 304.2
  },
  "luminance": 0.05127
}

Semantic roles & 50–950 ramp

primary

#5B1F8D

secondary

#7FBB4D

accent

#E7418C

background

#F9F6FA

surface

#F1EBF5

border

#CBC6CF

text

#0D0510

muted

#7E7A7F

Preview Lab

Preview with #5B1F8D

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

Preview Lab → · Contrast checker → · Palette generator →