#573EB4#573EB4

#573EB4 is a mid, vivid violet. Relative luminance 0.088; OKLCH L 46.2% C 0.177 H 287.0°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#573EB4
RGB	rgb(87, 62, 180)
HSL	hsl(253, 49%, 47%)
HSV	hsv(253, 66%, 71%)
CMYK	cmyk(51.7%, 65.6%, 0%, 29.4%)
CIE-LAB	lab(35.53, 41.25, -59.17)
CIE-LCH	lch(35.53, 72.12, 304.88°)
OKLab	oklab(46.19% 0.0519 -0.1697)
OKLCH	oklch(46.19% 0.177 287)
XYZ	xyz(13.8889, 8.7661, 44.1314)
Luminance	0.0877 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.87

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573EB4 #9BB43E

analogous

#3E60B4 #573EB4 #923EB4

triadic

#573EB4 #B4573E #3EB457

tetradic

#573EB4 #B43E60 #9BB43E #3EB492

square

#573EB4 #B43E60 #9BB43E #3EB492

split-complementary

#573EB4 #B4923E #60B43E

monochromatic

#2B1F59 #412E86 #573EB4 #7B65CA #A293DA

Accessibility & contrast

On white

7.63

#573EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#573EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573EB4

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573EB4	#FFFFFF	#000000	##FFFFFF
##573EB4	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B8

Deuteranopia (green-blind)

#0050B2

Tritanopia (blue-blind)

#345B73

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #573eb4;
/* rgb */ color: rgb(87, 62, 180);
/* oklch */ color: oklch(46.2% 0.177 287.0);

Tailwind

colors: {
  custom: {
    50: '#8f75cb',
    500: '#573eb4',
    950: '#000000',
  },
}

SCSS

$custom: #573eb4;
$custom-light: #8f75cb;
$custom-dark: #000000;

JSON

{
  "hex": "#573eb4",
  "rgb": {
    "r": 87,
    "g": 62,
    "b": 180
  },
  "hsl": {
    "h": 252.712,
    "s": 48.76,
    "l": 47.451
  },
  "oklch": {
    "l": 0.46188,
    "c": 0.17748,
    "h": 287
  },
  "luminance": 0.08767
}

Semantic roles & 50–950 ramp

primary

#573EB4

secondary

#B8C589

accent

#D84FBB

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #573EB4

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

Preview Lab → · Contrast checker → · Palette generator →