#5B1C91#5B1C91

#5B1C91 is a dark, vivid violet. Relative luminance 0.051; OKLCH L 39.3% C 0.177 H 303.2°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#5B1C91
RGB	rgb(91, 28, 145)
HSL	hsl(272, 68%, 34%)
HSV	hsv(272, 81%, 57%)
CMYK	cmyk(37.2%, 80.7%, 0%, 43.1%)
CIE-LAB	lab(27.02, 49.36, -51.87)
CIE-LCH	lch(27.02, 71.60, 313.58°)
OKLab	oklab(39.33% 0.097 -0.148)
OKLCH	oklch(39.33% 0.177 303.2)
XYZ	xyz(9.8393, 5.0990, 27.2484)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1C91 #52911C

analogous

#211C91 #5B1C91 #911C8D

triadic

#5B1C91 #915B1C #1C915B

tetradic

#5B1C91 #91211C #52911C #1C8D91

square

#5B1C91 #91211C #52911C #1C8D91

split-complementary

#5B1C91 #8D911C #1C9121

monochromatic

#1B082A #3B125E #5B1C91 #7B26C4 #994BDC

Accessibility & contrast

On white

10.40

#5B1C91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#5B1C91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1C91

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1C91	#FFFFFF	#000000	##FFFFFF
##5B1C91	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F94

Deuteranopia (green-blind)

#00408F

Tritanopia (blue-blind)

#503B57

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #5b1c91;
/* rgb */ color: rgb(91, 28, 145);
/* oklch */ color: oklch(39.3% 0.177 303.2);

Tailwind

colors: {
  custom: {
    50: '#8f60b2',
    500: '#5b1c91',
    950: '#000000',
  },
}

SCSS

$custom: #5b1c91;
$custom-light: #8f60b2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1c91",
  "rgb": {
    "r": 91,
    "g": 28,
    "b": 145
  },
  "hsl": {
    "h": 272.308,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.39332,
    "c": 0.17696,
    "h": 303.2
  },
  "luminance": 0.05099
}

Semantic roles & 50–950 ramp

primary

#5B1C91

secondary

#80BE4A

accent

#EB3D8D

background

#F9F5FB

surface

#F1EAF6

border

#CBC6D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #5B1C91

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

Preview Lab → · Contrast checker → · Palette generator →