#5B1C8B#5B1C8B

#5B1C8B is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.8% C 0.171 H 305.3°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#5B1C8B
RGB	rgb(91, 28, 139)
HSL	hsl(274, 66%, 33%)
HSV	hsv(274, 80%, 55%)
CMYK	cmyk(34.5%, 79.9%, 0%, 45.5%)
CIE-LAB	lab(26.50, 47.93, -48.99)
CIE-LCH	lch(26.50, 68.54, 314.38°)
OKLab	oklab(38.82% 0.0987 -0.1395)
OKLCH	oklch(38.82% 0.171 305.3)
XYZ	xyz(9.3888, 4.9188, 24.8759)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1C8B #4C8B1C

analogous

#231C8B #5B1C8B #8B1C83

triadic

#5B1C8B #8B5B1C #1C8B5B

tetradic

#5B1C8B #8B231C #4C8B1C #1C838B

square

#5B1C8B #8B231C #4C8B1C #1C838B

split-complementary

#5B1C8B #838B1C #1C8B23

monochromatic

#180725 #3A1258 #5B1C8B #7C26BE #9B47DA

Accessibility & contrast

On white

10.59

#5B1C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#5B1C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1C8B

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1C8B	#FFFFFF	#000000	##FFFFFF
##5B1C8B	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8E

Deuteranopia (green-blind)

#003F89

Tritanopia (blue-blind)

#523953

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #5b1c8b;
/* rgb */ color: rgb(91, 28, 139);
/* oklch */ color: oklch(38.8% 0.171 305.3);

Tailwind

colors: {
  custom: {
    50: '#8f60ae',
    500: '#5b1c8b',
    950: '#000000',
  },
}

SCSS

$custom: #5b1c8b;
$custom-light: #8f60ae;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1c8b",
  "rgb": {
    "r": 91,
    "g": 28,
    "b": 139
  },
  "hsl": {
    "h": 274.054,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.38815,
    "c": 0.17087,
    "h": 305.3
  },
  "luminance": 0.04919
}

Semantic roles & 50–950 ramp

primary

#5B1C8B

secondary

#7ABC47

accent

#E93E88

background

#F9F5FA

surface

#F1EAF4

border

#CBC6CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #5B1C8B

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

Preview Lab → · Contrast checker → · Palette generator →