#5B1573#5B1573

#5B1573 is a dark, vivid purple. Relative luminance 0.040; OKLCH L 36.2% C 0.155 H 315.5°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#5B1573
RGB	rgb(91, 21, 115)
HSL	hsl(285, 69%, 27%)
HSV	hsv(285, 82%, 45%)
CMYK	cmyk(20.9%, 81.7%, 0%, 54.9%)
CIE-LAB	lab(23.67, 45.15, -38.42)
CIE-LCH	lch(23.67, 59.28, 319.61°)
OKLab	oklab(36.22% 0.1103 -0.1084)
OKLCH	oklch(36.22% 0.155 315.5)
XYZ	xyz(7.6766, 3.9986, 16.5838)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1573 #2D7315

analogous

#2C1573 #5B1573 #73155C

triadic

#5B1573 #735B15 #15735B

tetradic

#5B1573 #732C15 #2D7315 #155C73

square

#5B1573 #732C15 #2D7315 #155C73

split-complementary

#5B1573 #5C7315 #15732C

monochromatic

#14051A #320C3F #5B1573 #841EA7 #AC2AD8

Accessibility & contrast

On white

11.67

#5B1573 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#5B1573 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1573

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1573	#FFFFFF	#000000	##FFFFFF
##5B1573	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003476

Deuteranopia (green-blind)

#113A71

Tritanopia (blue-blind)

#592B44

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #5b1573;
/* rgb */ color: rgb(91, 21, 115);
/* oklch */ color: oklch(36.2% 0.155 315.5);

Tailwind

colors: {
  custom: {
    50: '#8d5c9c',
    500: '#5b1573',
    950: '#000000',
  },
}

SCSS

$custom: #5b1573;
$custom-light: #8d5c9c;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1573",
  "rgb": {
    "r": 91,
    "g": 21,
    "b": 115
  },
  "hsl": {
    "h": 284.681,
    "s": 69.118,
    "l": 26.667
  },
  "oklch": {
    "l": 0.3622,
    "c": 0.15464,
    "h": 315.5
  },
  "luminance": 0.03998
}

Semantic roles & 50–950 ramp

primary

#5B1573

secondary

#57A93B

accent

#EC3C69

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0D040E

muted

#7D797E

Preview Lab

Preview with #5B1573

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

Preview Lab → · Contrast checker → · Palette generator →