#5B1782#5B1782

#5B1782 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.6% C 0.167 H 309.1°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#5B1782
RGB	rgb(91, 23, 130)
HSL	hsl(278, 70%, 30%)
HSV	hsv(278, 82%, 51%)
CMYK	cmyk(30%, 82.3%, 0%, 49%)
CIE-LAB	lab(25.10, 47.73, -45.63)
CIE-LCH	lch(25.10, 66.03, 316.29°)
OKLab	oklab(37.6% 0.1052 -0.1296)
OKLCH	oklch(37.6% 0.167 309.1)
XYZ	xyz(8.6492, 4.4488, 21.5178)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.15

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1782 #3E8217

analogous

#261782 #5B1782 #821773

triadic

#5B1782 #825B17 #17825B

tetradic

#5B1782 #822617 #3E8217 #177382

square

#5B1782 #822617 #3E8217 #177382

split-complementary

#5B1782 #738217 #178226

monochromatic

#12051A #370E4E #5B1782 #7F20B6 #A038DC

Accessibility & contrast

On white

11.11

#5B1782 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#5B1782 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1782

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1782	#FFFFFF	#000000	##FFFFFF
##5B1782	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003985

Deuteranopia (green-blind)

#003C80

Tritanopia (blue-blind)

#55334D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #5b1782;
/* rgb */ color: rgb(91, 23, 130);
/* oklch */ color: oklch(37.6% 0.167 309.1);

Tailwind

colors: {
  custom: {
    50: '#8e5da7',
    500: '#5b1782',
    950: '#000000',
  },
}

SCSS

$custom: #5b1782;
$custom-light: #8e5da7;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1782",
  "rgb": {
    "r": 91,
    "g": 23,
    "b": 130
  },
  "hsl": {
    "h": 278.131,
    "s": 69.935,
    "l": 30
  },
  "oklch": {
    "l": 0.37602,
    "c": 0.16695,
    "h": 309.1
  },
  "luminance": 0.04449
}

Semantic roles & 50–950 ramp

primary

#5B1782

secondary

#6AB63E

accent

#ED3B7C

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D050F

muted

#7E797F

Preview Lab

Preview with #5B1782

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

Preview Lab → · Contrast checker → · Palette generator →