#501581#501581

#501581 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.8% C 0.165 H 303.3°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#501581
RGB	rgb(80, 21, 129)
HSL	hsl(273, 72%, 29%)
HSV	hsv(273, 84%, 51%)
CMYK	cmyk(38%, 83.7%, 0%, 49.4%)
CIE-LAB	lab(23.09, 46.33, -48.35)
CIE-LCH	lch(23.09, 66.96, 313.78°)
OKLab	oklab(35.82% 0.0907 -0.138)
OKLCH	oklch(35.82% 0.165 303.3)
XYZ	xyz(7.5379, 3.8268, 21.1061)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.54

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#501581 #468115

analogous

#1A1581 #501581 #81157C

triadic

#501581 #815015 #158150

tetradic

#501581 #811A15 #468115 #157C81

square

#501581 #811A15 #468115 #157C81

split-complementary

#501581 #7C8115 #15811A

monochromatic

#10041A #2F0C4C #501581 #711EB6 #9033DE

Accessibility & contrast

On white

11.90

#501581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#501581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #501581

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##501581	#FFFFFF	#000000	##FFFFFF
##501581	1.00	11.90	1.77	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003684

Deuteranopia (green-blind)

#00377F

Tritanopia (blue-blind)

#46334C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #501581;
/* rgb */ color: rgb(80, 21, 129);
/* oklch */ color: oklch(35.8% 0.165 303.3);

Tailwind

colors: {
  custom: {
    50: '#875ba6',
    500: '#501581',
    950: '#000000',
  },
}

SCSS

$custom: #501581;
$custom-light: #875ba6;
$custom-dark: #000000;

JSON

{
  "hex": "#501581",
  "rgb": {
    "r": 80,
    "g": 21,
    "b": 129
  },
  "hsl": {
    "h": 272.778,
    "s": 72,
    "l": 29.412
  },
  "oklch": {
    "l": 0.35823,
    "c": 0.16514,
    "h": 303.3
  },
  "luminance": 0.03827
}

Semantic roles & 50–950 ramp

primary

#501581

secondary

#73B63C

accent

#EF398B

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #501581

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

Preview Lab → · Contrast checker → · Palette generator →