#571781#571781

#571781 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.0% C 0.165 H 307.2°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#571781
RGB	rgb(87, 23, 129)
HSL	hsl(276, 70%, 30%)
HSV	hsv(276, 82%, 51%)
CMYK	cmyk(32.6%, 82.2%, 0%, 49.4%)
CIE-LAB	lab(24.40, 46.79, -46.17)
CIE-LCH	lch(24.40, 65.73, 315.38°)
OKLab	oklab(36.96% 0.0996 -0.1314)
OKLCH	oklch(36.96% 0.165 307.2)
XYZ	xyz(8.1985, 4.2241, 21.1481)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.60

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571781 #418117

analogous

#221781 #571781 #811776

triadic

#571781 #815717 #178157

tetradic

#571781 #812217 #418117 #177681

square

#571781 #812217 #418117 #177681

split-complementary

#571781 #768117 #178122

monochromatic

#12051A #340E4D #571781 #7A20B5 #9A37DB

Accessibility & contrast

On white

11.38

#571781 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#571781 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571781

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571781	#FFFFFF	#000000	##FFFFFF
##571781	1.00	11.38	1.84	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003884

Deuteranopia (green-blind)

#003A7F

Tritanopia (blue-blind)

#50334C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #571781;
/* rgb */ color: rgb(87, 23, 129);
/* oklch */ color: oklch(37.0% 0.165 307.2);

Tailwind

colors: {
  custom: {
    50: '#8b5da6',
    500: '#571781',
    950: '#000000',
  },
}

SCSS

$custom: #571781;
$custom-light: #8b5da6;
$custom-dark: #000000;

JSON

{
  "hex": "#571781",
  "rgb": {
    "r": 87,
    "g": 23,
    "b": 129
  },
  "hsl": {
    "h": 276.226,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.36956,
    "c": 0.16487,
    "h": 307.2
  },
  "luminance": 0.04224
}

Semantic roles & 50–950 ramp

primary

#571781

secondary

#6EB53E

accent

#ED3B82

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #571781

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

Preview Lab → · Contrast checker → · Palette generator →