#573291#573291

#573291 is a dark, vivid violet. Relative luminance 0.064; OKLCH L 41.5% C 0.149 H 297.4°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#573291
RGB	rgb(87, 50, 145)
HSL	hsl(263, 49%, 38%)
HSV	hsv(263, 66%, 57%)
CMYK	cmyk(40%, 65.5%, 0%, 43.1%)
CIE-LAB	lab(30.28, 37.96, -46.58)
CIE-LCH	lch(30.28, 60.09, 309.18°)
OKLab	oklab(41.54% 0.0687 -0.1327)
OKLCH	oklch(41.54% 0.149 297.4)
XYZ	xyz(10.1806, 6.3516, 27.4722)
Luminance	0.0635 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573291 #6C9132

analogous

#323D91 #573291 #863291

triadic

#573291 #915732 #329157

tetradic

#573291 #91323D #6C9132 #329186

square

#573291 #91323D #6C9132 #329186

split-complementary

#573291 #918632 #3D9132

monochromatic

#201336 #3C2263 #573291 #7242BE #9470CE

Accessibility & contrast

On white

9.25

#573291 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#573291 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573291

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573291	#FFFFFF	#000000	##FFFFFF
##573291	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004894

Deuteranopia (green-blind)

#00468F

Tritanopia (blue-blind)

#49485D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #573291;
/* rgb */ color: rgb(87, 50, 145);
/* oklch */ color: oklch(41.5% 0.149 297.4);

Tailwind

colors: {
  custom: {
    50: '#8b6cb2',
    500: '#573291',
    950: '#000000',
  },
}

SCSS

$custom: #573291;
$custom-light: #8b6cb2;
$custom-dark: #000000;

JSON

{
  "hex": "#573291",
  "rgb": {
    "r": 87,
    "g": 50,
    "b": 145
  },
  "hsl": {
    "h": 263.368,
    "s": 48.718,
    "l": 38.235
  },
  "oklch": {
    "l": 0.41541,
    "c": 0.14946,
    "h": 297.4
  },
  "luminance": 0.06352
}

Semantic roles & 50–950 ramp

primary

#573291

secondary

#98B569

accent

#D850A3

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0C0711

muted

#7D7A80

Preview Lab

Preview with #573291

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

Preview Lab → · Contrast checker → · Palette generator →