#5B1C99#5B1C99

#5B1C99 is a dark, vivid violet. Relative luminance 0.054; OKLCH L 40.0% C 0.185 H 300.7°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#5B1C99
RGB	rgb(91, 28, 153)
HSL	hsl(270, 69%, 35%)
HSV	hsv(270, 82%, 60%)
CMYK	cmyk(40.5%, 81.7%, 0%, 40%)
CIE-LAB	lab(27.72, 51.29, -55.64)
CIE-LCH	lch(27.72, 75.67, 312.67°)
OKLab	oklab(40.04% 0.0946 -0.1591)
OKLCH	oklch(40.04% 0.185 300.7)
XYZ	xyz(10.4780, 5.3545, 30.6123)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1C99 #5A991C

analogous

#1C1C99 #5B1C99 #991C98

triadic

#5B1C99 #995B1C #1C995B

tetradic

#5B1C99 #991C1C #5A991C #1C9899

square

#5B1C99 #991C1C #5A991C #1C9899

split-complementary

#5B1C99 #98991C #1C991C

monochromatic

#1D0932 #3C1365 #5B1C99 #7A25CD #9850DF

Accessibility & contrast

On white

10.14

#5B1C99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#5B1C99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1C99

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1C99	#FFFFFF	#000000	##FFFFFF
##5B1C99	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419C

Deuteranopia (green-blind)

#004197

Tritanopia (blue-blind)

#4D3F5B

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #5b1c99;
/* rgb */ color: rgb(91, 28, 153);
/* oklch */ color: oklch(40.0% 0.185 300.7);

Tailwind

colors: {
  custom: {
    50: '#9061b8',
    500: '#5b1c99',
    950: '#000000',
  },
}

SCSS

$custom: #5b1c99;
$custom-light: #9061b8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1c99",
  "rgb": {
    "r": 91,
    "g": 28,
    "b": 153
  },
  "hsl": {
    "h": 270.24,
    "s": 69.061,
    "l": 35.49
  },
  "oklch": {
    "l": 0.40042,
    "c": 0.18508,
    "h": 300.7
  },
  "luminance": 0.05355
}

Semantic roles & 50–950 ramp

primary

#5B1C99

secondary

#88C24F

accent

#EC3C93

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0D0511

muted

#7E7A80

Preview Lab

Preview with #5B1C99

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

Preview Lab → · Contrast checker → · Palette generator →