#501B63#501B63

#501B63 is a dark, vivid purple. Relative luminance 0.034; OKLCH L 34.0% C 0.127 H 315.7°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#501B63
RGB	rgb(80, 27, 99)
HSL	hsl(284, 57%, 25%)
HSV	hsv(284, 73%, 39%)
CMYK	cmyk(19.2%, 72.7%, 0%, 61.2%)
CIE-LAB	lab(21.54, 36.73, -31.54)
CIE-LCH	lch(21.54, 48.41, 319.35°)
OKLab	oklab(33.97% 0.091 -0.0887)
OKLCH	oklch(33.97% 0.127 315.7)
XYZ	xyz(5.9520, 3.3904, 12.1428)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 4.81

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#501B63 #2E631B

analogous

#2C1B63 #501B63 #631B52

triadic

#501B63 #63501B #1B6350

tetradic

#501B63 #632C1B #2E631B #1B5263

square

#501B63 #632C1B #2E631B #1B5263

split-complementary

#501B63 #52631B #1B632C

monochromatic

#130718 #290E33 #501B63 #772893 #9E35C3

Accessibility & contrast

On white

12.51

#501B63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#501B63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #501B63

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##501B63	#FFFFFF	#000000	##FFFFFF
##501B63	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003165

Deuteranopia (green-blind)

#1A3561

Tritanopia (blue-blind)

#4F293C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #501b63;
/* rgb */ color: rgb(80, 27, 99);
/* oklch */ color: oklch(34.0% 0.127 315.7);

Tailwind

colors: {
  custom: {
    50: '#845c90',
    500: '#501b63',
    950: '#000000',
  },
}

SCSS

$custom: #501b63;
$custom-light: #845c90;
$custom-dark: #000000;

JSON

{
  "hex": "#501b63",
  "rgb": {
    "r": 80,
    "g": 27,
    "b": 99
  },
  "hsl": {
    "h": 284.167,
    "s": 57.143,
    "l": 24.706
  },
  "oklch": {
    "l": 0.33973,
    "c": 0.12704,
    "h": 315.7
  },
  "luminance": 0.0339
}

Semantic roles & 50–950 ramp

primary

#501B63

secondary

#589841

accent

#E04770

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #501B63

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

Preview Lab → · Contrast checker → · Palette generator →