#501781#501781

#501781 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 36.0% C 0.163 H 303.1°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#501781
RGB	rgb(80, 23, 129)
HSL	hsl(272, 70%, 30%)
HSV	hsv(272, 82%, 51%)
CMYK	cmyk(38%, 82.2%, 0%, 49.4%)
CIE-LAB	lab(23.35, 45.58, -47.93)
CIE-LCH	lch(23.35, 66.14, 313.56°)
OKLab	oklab(36% 0.0891 -0.1368)
OKLCH	oklch(36% 0.163 303.1)
XYZ	xyz(7.5762, 3.9032, 21.1189)
Luminance	0.0390 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.82

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#501781 #488117

analogous

#1B1781 #501781 #81177D

triadic

#501781 #815017 #178150

tetradic

#501781 #811B17 #488117 #177D81

square

#501781 #811B17 #488117 #177D81

split-complementary

#501781 #7D8117 #17811B

monochromatic

#10051A #300E4D #501781 #7020B5 #8F37DB

Accessibility & contrast

On white

11.79

#501781 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#501781 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #501781

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##501781	#FFFFFF	#000000	##FFFFFF
##501781	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003784

Deuteranopia (green-blind)

#00377F

Tritanopia (blue-blind)

#46344C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #501781;
/* rgb */ color: rgb(80, 23, 129);
/* oklch */ color: oklch(36.0% 0.163 303.1);

Tailwind

colors: {
  custom: {
    50: '#875ca6',
    500: '#501781',
    950: '#000000',
  },
}

SCSS

$custom: #501781;
$custom-light: #875ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#501781",
  "rgb": {
    "r": 80,
    "g": 23,
    "b": 129
  },
  "hsl": {
    "h": 272.264,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.36003,
    "c": 0.16324,
    "h": 303.1
  },
  "luminance": 0.03903
}

Semantic roles & 50–950 ramp

primary

#501781

secondary

#75B53E

accent

#ED3B8D

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #501781

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

Preview Lab → · Contrast checker → · Palette generator →