#5B1371#5B1371

#5B1371 is a dark, vivid purple. Relative luminance 0.039; OKLCH L 35.9% C 0.155 H 316.5°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#5B1371
RGB	rgb(91, 19, 113)
HSL	hsl(286, 71%, 26%)
HSV	hsv(286, 83%, 44%)
CMYK	cmyk(19.5%, 83.2%, 0%, 55.7%)
CIE-LAB	lab(23.28, 45.41, -37.76)
CIE-LCH	lch(23.28, 59.06, 320.26°)
OKLab	oklab(35.9% 0.1124 -0.1065)
OKLCH	oklch(35.9% 0.155 316.5)
XYZ	xyz(7.5274, 3.8825, 15.9725)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1371 #297113

analogous

#2C1371 #5B1371 #711358

triadic

#5B1371 #715B13 #13715B

tetradic

#5B1371 #712C13 #297113 #135871

square

#5B1371 #712C13 #297113 #135871

split-complementary

#5B1371 #587113 #13712C

monochromatic

#15041A #310A3D #5B1371 #851CA5 #AF25DA

Accessibility & contrast

On white

11.82

#5B1371 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#5B1371 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1371

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1371	#FFFFFF	#000000	##FFFFFF
##5B1371	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003373

Deuteranopia (green-blind)

#13396F

Tritanopia (blue-blind)

#5A2942

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #5b1371;
/* rgb */ color: rgb(91, 19, 113);
/* oklch */ color: oklch(35.9% 0.155 316.5);

Tailwind

colors: {
  custom: {
    50: '#8d5b9a',
    500: '#5b1371',
    950: '#000000',
  },
}

SCSS

$custom: #5b1371;
$custom-light: #8d5b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1371",
  "rgb": {
    "r": 91,
    "g": 19,
    "b": 113
  },
  "hsl": {
    "h": 285.957,
    "s": 71.212,
    "l": 25.882
  },
  "oklch": {
    "l": 0.359,
    "c": 0.1548,
    "h": 316.5
  },
  "luminance": 0.03882
}

Semantic roles & 50–950 ramp

primary

#5B1371

secondary

#52A838

accent

#EE3A64

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0D040E

muted

#7D797E

Preview Lab

Preview with #5B1371

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

Preview Lab → · Contrast checker → · Palette generator →