#573AA4#573AA4

#573AA4 is a dark, vivid violet. Relative luminance 0.077; OKLCH L 44.3% C 0.162 H 290.8°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#573AA4
RGB	rgb(87, 58, 164)
HSL	hsl(256, 48%, 44%)
HSV	hsv(256, 65%, 64%)
CMYK	cmyk(47%, 64.6%, 0%, 35.7%)
CIE-LAB	lab(33.42, 38.81, -53.05)
CIE-LCH	lch(33.42, 65.73, 306.19°)
OKLab	oklab(44.27% 0.0578 -0.1517)
OKLCH	oklch(44.27% 0.162 290.8)
XYZ	xyz(12.1425, 7.7322, 35.9675)
Luminance	0.0773 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573AA4 #87A43A

analogous

#3A52A4 #573AA4 #8C3AA4

triadic

#573AA4 #A4573A #3AA457

tetradic

#573AA4 #A43A52 #87A43A #3AA48C

square

#573AA4 #A43A52 #87A43A #3AA48C

split-complementary

#573AA4 #A48C3A #52A43A

monochromatic

#271A4A #3F2A77 #573AA4 #7557C4 #9A85D4

Accessibility & contrast

On white

8.25

#573AA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#573AA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573AA4

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573AA4	#FFFFFF	#000000	##FFFFFF
##573AA4	1.00	8.25	2.55	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A7

Deuteranopia (green-blind)

#004CA2

Tritanopia (blue-blind)

#3F5369

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #573aa4;
/* rgb */ color: rgb(87, 58, 164);
/* oklch */ color: oklch(44.3% 0.162 290.8);

Tailwind

colors: {
  custom: {
    50: '#8d72c0',
    500: '#573aa4',
    950: '#000000',
  },
}

SCSS

$custom: #573aa4;
$custom-light: #8d72c0;
$custom-dark: #000000;

JSON

{
  "hex": "#573aa4",
  "rgb": {
    "r": 87,
    "g": 58,
    "b": 164
  },
  "hsl": {
    "h": 256.415,
    "s": 47.748,
    "l": 43.529
  },
  "oklch": {
    "l": 0.44266,
    "c": 0.16238,
    "h": 290.8
  },
  "luminance": 0.07733
}

Semantic roles & 50–950 ramp

primary

#573AA4

secondary

#ACBE7C

accent

#D750B2

background

#F9F7FB

surface

#F1EDF7

border

#CBC8D0

text

#0D0812

muted

#7E7B81

Preview Lab

Preview with #573AA4

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

Preview Lab → · Contrast checker → · Palette generator →