#573FB1#573FB1

#573FB1 is a mid, vivid violet. Relative luminance 0.088; OKLCH L 46.1% C 0.172 H 287.3°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#573FB1
RGB	rgb(87, 63, 177)
HSL	hsl(253, 48%, 47%)
HSV	hsv(253, 64%, 69%)
CMYK	cmyk(50.8%, 64.4%, 0%, 30.6%)
CIE-LAB	lab(35.51, 39.77, -57.42)
CIE-LCH	lch(35.51, 69.85, 304.70°)
OKLab	oklab(46.1% 0.0512 -0.1646)
OKLCH	oklch(46.1% 0.172 287.3)
XYZ	xyz(13.6415, 8.7549, 42.5575)
Luminance	0.0876 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.83

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573FB1 #99B13F

analogous

#3F60B1 #573FB1 #903FB1

triadic

#573FB1 #B1573F #3FB157

tetradic

#573FB1 #B13F60 #99B13F #3FB190

square

#573FB1 #B13F60 #99B13F #3FB190

split-complementary

#573FB1 #B1903F #60B13F

monochromatic

#2B1F57 #412F84 #573FB1 #7A65C8 #A192D8

Accessibility & contrast

On white

7.63

#573FB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#573FB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573FB1

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573FB1	#FFFFFF	#000000	##FFFFFF
##573FB1	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)

#0056B5

Deuteranopia (green-blind)

#0050AF

Tritanopia (blue-blind)

#365B72

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #573fb1;
/* rgb */ color: rgb(87, 63, 177);
/* oklch */ color: oklch(46.1% 0.172 287.3);

Tailwind

colors: {
  custom: {
    50: '#8e75c9',
    500: '#573fb1',
    950: '#000000',
  },
}

SCSS

$custom: #573fb1;
$custom-light: #8e75c9;
$custom-dark: #000000;

JSON

{
  "hex": "#573fb1",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 177
  },
  "hsl": {
    "h": 252.632,
    "s": 47.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.46098,
    "c": 0.17239,
    "h": 287.3
  },
  "luminance": 0.08756
}

Semantic roles & 50–950 ramp

primary

#573FB1

secondary

#B7C488

accent

#D751BB

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #573FB1

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

Preview Lab → · Contrast checker → · Palette generator →