#501B7D#501B7D

#501B7D is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.1% C 0.155 H 304.0°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#501B7D
RGB	rgb(80, 27, 125)
HSL	hsl(272, 64%, 30%)
HSV	hsv(272, 78%, 49%)
CMYK	cmyk(36%, 78.4%, 0%, 51%)
CIE-LAB	lab(23.57, 42.94, -45.03)
CIE-LCH	lch(23.57, 62.23, 313.64°)
OKLab	oklab(36.05% 0.0867 -0.1283)
OKLCH	oklch(36.05% 0.155 304)
XYZ	xyz(7.4010, 3.9700, 19.7744)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.67

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#501B7D #487D1B

analogous

#1F1B7D #501B7D #7D1B79

triadic

#501B7D #7D501B #1B7D50

tetradic

#501B7D #7D1F1B #487D1B #1B797D

square

#501B7D #7D1F1B #487D1B #1B797D

split-complementary

#501B7D #797D1B #1B7D1F

monochromatic

#100519 #30104B #501B7D #7026AF #8F3DD5

Accessibility & contrast

On white

11.71

#501B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#501B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #501B7D

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##501B7D	#FFFFFF	#000000	##FFFFFF
##501B7D	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003780

Deuteranopia (green-blind)

#00387B

Tritanopia (blue-blind)

#47344B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #501b7d;
/* rgb */ color: rgb(80, 27, 125);
/* oklch */ color: oklch(36.1% 0.155 304.0);

Tailwind

colors: {
  custom: {
    50: '#865ea3',
    500: '#501b7d',
    950: '#000000',
  },
}

SCSS

$custom: #501b7d;
$custom-light: #865ea3;
$custom-dark: #000000;

JSON

{
  "hex": "#501b7d",
  "rgb": {
    "r": 80,
    "g": 27,
    "b": 125
  },
  "hsl": {
    "h": 272.449,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.36051,
    "c": 0.15483,
    "h": 304
  },
  "luminance": 0.0397
}

Semantic roles & 50–950 ramp

primary

#501B7D

secondary

#75B143

accent

#E7408D

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #501B7D

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

Preview Lab → · Contrast checker → · Palette generator →