#5B1568#5B1568

#5B1568 is a dark, vivid purple. Relative luminance 0.038; OKLCH L 35.4% C 0.144 H 320.8°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#5B1568
RGB	rgb(91, 21, 104)
HSL	hsl(291, 66%, 25%)
HSV	hsv(291, 80%, 41%)
CMYK	cmyk(12.5%, 79.8%, 0%, 59.2%)
CIE-LAB	lab(22.86, 42.88, -32.59)
CIE-LCH	lch(22.86, 53.86, 322.76°)
OKLab	oklab(35.4% 0.1119 -0.0913)
OKLCH	oklch(35.4% 0.144 320.8)
XYZ	xyz(7.0809, 3.7603, 13.4469)
Luminance	0.0376 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 4.88

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1568 #226815

analogous

#311568 #5B1568 #68154C

triadic

#5B1568 #685B15 #15685B

tetradic

#5B1568 #683115 #226815 #154C68

square

#5B1568 #683115 #226815 #154C68

split-complementary

#5B1568 #4C6815 #156831

monochromatic

#160519 #2E0B35 #5B1568 #881F9B #B42ACE

Accessibility & contrast

On white

11.99

#5B1568 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#5B1568 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1568

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1568	#FFFFFF	#000000	##FFFFFF
##5B1568	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326A

Deuteranopia (green-blind)

#1E3966

Tritanopia (blue-blind)

#5C263E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #5b1568;
/* rgb */ color: rgb(91, 21, 104);
/* oklch */ color: oklch(35.4% 0.144 320.8);

Tailwind

colors: {
  custom: {
    50: '#8d5b94',
    500: '#5b1568',
    950: '#000000',
  },
}

SCSS

$custom: #5b1568;
$custom-light: #8d5b94;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1568",
  "rgb": {
    "r": 91,
    "g": 21,
    "b": 104
  },
  "hsl": {
    "h": 290.602,
    "s": 66.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.35397,
    "c": 0.14444,
    "h": 320.8
  },
  "luminance": 0.0376
}

Semantic roles & 50–950 ramp

primary

#5B1568

secondary

#4A9F3A

accent

#E93E59

background

#F8F5F9

surface

#F0E9F1

border

#CBC5CB

text

#0C040D

muted

#7D797E

Preview Lab

Preview with #5B1568

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

Preview Lab → · Contrast checker → · Palette generator →