#5B1888#5B1888

#5B1888 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.2% C 0.172 H 306.7°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#5B1888
RGB	rgb(91, 24, 136)
HSL	hsl(276, 70%, 31%)
HSV	hsv(276, 82%, 53%)
CMYK	cmyk(33.1%, 82.4%, 0%, 46.7%)
CIE-LAB	lab(25.73, 48.74, -48.37)
CIE-LCH	lch(25.73, 68.67, 315.21°)
OKLab	oklab(38.2% 0.1028 -0.1377)
OKLCH	oklch(38.2% 0.172 306.7)
XYZ	xyz(9.0840, 4.6551, 23.7077)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.07

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1888 #458818

analogous

#231888 #5B1888 #88187D

triadic

#5B1888 #885B18 #18885B

tetradic

#5B1888 #882318 #458818 #187D88

square

#5B1888 #882318 #458818 #187D88

split-complementary

#5B1888 #7D8818 #188823

monochromatic

#150620 #380F54 #5B1888 #7E21BC #9D3EDD

Accessibility & contrast

On white

10.88

#5B1888 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#5B1888 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1888

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1888	#FFFFFF	#000000	##FFFFFF
##5B1888	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8B

Deuteranopia (green-blind)

#003D86

Tritanopia (blue-blind)

#533651

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #5b1888;
/* rgb */ color: rgb(91, 24, 136);
/* oklch */ color: oklch(38.2% 0.172 306.7);

Tailwind

colors: {
  custom: {
    50: '#8e5eac',
    500: '#5b1888',
    950: '#000000',
  },
}

SCSS

$custom: #5b1888;
$custom-light: #8e5eac;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1888",
  "rgb": {
    "r": 91,
    "g": 24,
    "b": 136
  },
  "hsl": {
    "h": 275.893,
    "s": 70,
    "l": 31.373
  },
  "oklch": {
    "l": 0.38196,
    "c": 0.17184,
    "h": 306.7
  },
  "luminance": 0.04655
}

Semantic roles & 50–950 ramp

primary

#5B1888

secondary

#72BC40

accent

#ED3B82

background

#F9F5FA

surface

#F1EAF4

border

#CBC6CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #5B1888

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

Preview Lab → · Contrast checker → · Palette generator →