#5B1579#5B1579

#5B1579 is a dark, vivid purple. Relative luminance 0.041; OKLCH L 36.7% C 0.160 H 312.9°. Best body text is #FFFFFF at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#5B1579
RGB	rgb(91, 21, 121)
HSL	hsl(282, 70%, 28%)
HSV	hsv(282, 83%, 47%)
CMYK	cmyk(24.8%, 82.6%, 0%, 52.5%)
CIE-LAB	lab(24.13, 46.44, -41.50)
CIE-LCH	lch(24.13, 62.28, 318.21°)
OKLab	oklab(36.7% 0.109 -0.1175)
OKLCH	oklch(36.7% 0.16 312.9)
XYZ	xyz(8.0331, 4.1412, 18.4616)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1579 #337915

analogous

#291579 #5B1579 #791565

triadic

#5B1579 #795B15 #15795B

tetradic

#5B1579 #792915 #337915 #156579

square

#5B1579 #792915 #337915 #156579

split-complementary

#5B1579 #657915 #157929

monochromatic

#14051A #340C45 #5B1579 #821EAD #A72EDB

Accessibility & contrast

On white

11.49

#5B1579 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#5B1579 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1579

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1579	#FFFFFF	#000000	##FFFFFF
##5B1579	1.00	11.49	1.83	11.49
#FFFFFF	11.49	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367C

Deuteranopia (green-blind)

#043B77

Tritanopia (blue-blind)

#582E47

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #5b1579;
/* rgb */ color: rgb(91, 21, 121);
/* oklch */ color: oklch(36.7% 0.160 312.9);

Tailwind

colors: {
  custom: {
    50: '#8d5ca0',
    500: '#5b1579',
    950: '#000000',
  },
}

SCSS

$custom: #5b1579;
$custom-light: #8d5ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1579",
  "rgb": {
    "r": 91,
    "g": 21,
    "b": 121
  },
  "hsl": {
    "h": 282,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.36695,
    "c": 0.16028,
    "h": 312.9
  },
  "luminance": 0.04141
}

Semantic roles & 50–950 ramp

primary

#5B1579

secondary

#5EAF3B

accent

#ED3B70

background

#F9F5F9

surface

#F1E9F2

border

#CBC5CC

text

#0D040F

muted

#7E797E

Preview Lab

Preview with #5B1579

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

Preview Lab → · Contrast checker → · Palette generator →