#571D91#571D91

#571D91 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.9% C 0.175 H 301.0°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#571D91
RGB	rgb(87, 29, 145)
HSL	hsl(270, 67%, 34%)
HSV	hsv(270, 80%, 57%)
CMYK	cmyk(40%, 80%, 0%, 43.1%)
CIE-LAB	lab(26.59, 48.30, -52.59)
CIE-LCH	lch(26.59, 71.40, 312.56°)
OKLab	oklab(38.92% 0.0901 -0.1503)
OKLCH	oklch(38.92% 0.175 301)
XYZ	xyz(9.4794, 4.9492, 27.2385)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571D91 #57911D

analogous

#1D1D91 #571D91 #911D91

triadic

#571D91 #91571D #1D9157

tetradic

#571D91 #911D1D #57911D #1D9191

square

#571D91 #911D1D #57911D #1D9191

split-complementary

#571D91 #91911D #1D911D

monochromatic

#1A092B #38135E #571D91 #7627C4 #944DDB

Accessibility & contrast

On white

10.55

#571D91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#571D91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571D91

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571D91	#FFFFFF	#000000	##FFFFFF
##571D91	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E94

Deuteranopia (green-blind)

#003E8F

Tritanopia (blue-blind)

#4A3C57

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #571d91;
/* rgb */ color: rgb(87, 29, 145);
/* oklch */ color: oklch(38.9% 0.175 301.0);

Tailwind

colors: {
  custom: {
    50: '#8c60b2',
    500: '#571d91',
    950: '#000000',
  },
}

SCSS

$custom: #571d91;
$custom-light: #8c60b2;
$custom-dark: #000000;

JSON

{
  "hex": "#571d91",
  "rgb": {
    "r": 87,
    "g": 29,
    "b": 145
  },
  "hsl": {
    "h": 270,
    "s": 66.667,
    "l": 34.118
  },
  "oklch": {
    "l": 0.38915,
    "c": 0.17522,
    "h": 301
  },
  "luminance": 0.04949
}

Semantic roles & 50–950 ramp

primary

#571D91

secondary

#85BE4C

accent

#EA3E94

background

#F9F5FB

surface

#F1EAF6

border

#CBC6D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #571D91

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

Preview Lab → · Contrast checker → · Palette generator →