#5B148B#5B148B

#5B148B is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.1% C 0.178 H 306.0°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#5B148B
RGB	rgb(91, 20, 139)
HSL	hsl(276, 75%, 31%)
HSV	hsv(276, 86%, 55%)
CMYK	cmyk(34.5%, 85.6%, 0%, 45.5%)
CIE-LAB	lab(25.53, 50.77, -50.57)
CIE-LCH	lch(25.53, 71.66, 315.11°)
OKLab	oklab(38.14% 0.1049 -0.1441)
OKLCH	oklch(38.14% 0.178 306)
XYZ	xyz(9.2237, 4.5886, 24.8209)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.73

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B148B #448B14

analogous

#1F148B #5B148B #8B147F

triadic

#5B148B #8B5B14 #148B5B

tetradic

#5B148B #8B1F14 #448B14 #147F8B

square

#5B148B #8B1F14 #448B14 #147F8B

split-complementary

#5B148B #7F8B14 #148B1F

monochromatic

#150520 #380C55 #5B148B #7E1CC1 #9D37E2

Accessibility & contrast

On white

10.95

#5B148B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#5B148B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B148B

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B148B	#FFFFFF	#000000	##FFFFFF
##5B148B	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8E

Deuteranopia (green-blind)

#003D89

Tritanopia (blue-blind)

#523652

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #5b148b;
/* rgb */ color: rgb(91, 20, 139);
/* oklch */ color: oklch(38.1% 0.178 306.0);

Tailwind

colors: {
  custom: {
    50: '#8f5dae',
    500: '#5b148b',
    950: '#000000',
  },
}

SCSS

$custom: #5b148b;
$custom-light: #8f5dae;
$custom-dark: #000000;

JSON

{
  "hex": "#5b148b",
  "rgb": {
    "r": 91,
    "g": 20,
    "b": 139
  },
  "hsl": {
    "h": 275.798,
    "s": 74.843,
    "l": 31.176
  },
  "oklch": {
    "l": 0.38137,
    "c": 0.17824,
    "h": 306
  },
  "luminance": 0.04589
}

Semantic roles & 50–950 ramp

primary

#5B148B

secondary

#71BF3C

accent

#F13682

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #5B148B

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

Preview Lab → · Contrast checker → · Palette generator →