#501B83#501B83

#501B83 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.6% C 0.161 H 301.9°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#501B83
RGB	rgb(80, 27, 131)
HSL	hsl(271, 66%, 31%)
HSV	hsv(271, 79%, 51%)
CMYK	cmyk(38.9%, 79.4%, 0%, 48.6%)
CIE-LAB	lab(24.09, 44.44, -47.98)
CIE-LCH	lch(24.09, 65.40, 312.81°)
OKLab	oklab(36.58% 0.0851 -0.137)
OKLCH	oklch(36.58% 0.161 301.9)
XYZ	xyz(7.7959, 4.1280, 21.8544)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.40

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#501B83 #4E831B

analogous

#1C1B83 #501B83 #831B82

triadic

#501B83 #83501B #1B8350

tetradic

#501B83 #831C1B #4E831B #1B8283

square

#501B83 #831C1B #4E831B #1B8283

split-complementary

#501B83 #82831B #1B831C

monochromatic

#12061E #311150 #501B83 #6F25B6 #8E41D8

Accessibility & contrast

On white

11.50

#501B83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#501B83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #501B83

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##501B83	#FFFFFF	#000000	##FFFFFF
##501B83	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003986

Deuteranopia (green-blind)

#003981

Tritanopia (blue-blind)

#45364E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #501b83;
/* rgb */ color: rgb(80, 27, 131);
/* oklch */ color: oklch(36.6% 0.161 301.9);

Tailwind

colors: {
  custom: {
    50: '#875ea8',
    500: '#501b83',
    950: '#000000',
  },
}

SCSS

$custom: #501b83;
$custom-light: #875ea8;
$custom-dark: #000000;

JSON

{
  "hex": "#501b83",
  "rgb": {
    "r": 80,
    "g": 27,
    "b": 131
  },
  "hsl": {
    "h": 270.577,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.36576,
    "c": 0.16125,
    "h": 301.9
  },
  "luminance": 0.04128
}

Semantic roles & 50–950 ramp

primary

#501B83

secondary

#7CB643

accent

#E93F92

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #501B83

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

Preview Lab → · Contrast checker → · Palette generator →