#573FB7#573FB7

#573FB7 is a mid, vivid violet. Relative luminance 0.090; OKLCH L 46.6% C 0.180 H 286.3°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#573FB7
RGB	rgb(87, 63, 183)
HSL	hsl(252, 49%, 48%)
HSV	hsv(252, 66%, 72%)
CMYK	cmyk(52.5%, 65.6%, 0%, 28.2%)
CIE-LAB	lab(35.98, 41.57, -60.20)
CIE-LCH	lch(35.98, 73.16, 304.63°)
OKLab	oklab(46.59% 0.0505 -0.1728)
OKLCH	oklch(46.59% 0.18 286.3)
XYZ	xyz(14.2527, 8.9994, 45.7766)
Luminance	0.0900 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.69

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573FB7 #9FB73F

analogous

#3F63B7 #573FB7 #933FB7

triadic

#573FB7 #B7573F #3FB757

tetradic

#573FB7 #B73F63 #9FB73F #3FB793

square

#573FB7 #B73F63 #9FB73F #3FB793

split-complementary

#573FB7 #B7933F #63B73F

monochromatic

#2C205C #412F89 #573FB7 #7C68CB #A396DB

Accessibility & contrast

On white

7.50

#573FB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#573FB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573FB7

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573FB7	#FFFFFF	#000000	##FFFFFF
##573FB7	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BB

Deuteranopia (green-blind)

#0051B5

Tritanopia (blue-blind)

#315D75

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #573fb7;
/* rgb */ color: rgb(87, 63, 183);
/* oklch */ color: oklch(46.6% 0.180 286.3);

Tailwind

colors: {
  custom: {
    50: '#8f75ce',
    500: '#573fb7',
    950: '#000000',
  },
}

SCSS

$custom: #573fb7;
$custom-light: #8f75ce;
$custom-dark: #000000;

JSON

{
  "hex": "#573fb7",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 183
  },
  "hsl": {
    "h": 252,
    "s": 48.78,
    "l": 48.235
  },
  "oklch": {
    "l": 0.4659,
    "c": 0.18001,
    "h": 286.3
  },
  "luminance": 0.09
}

Semantic roles & 50–950 ramp

primary

#573FB7

secondary

#BBC68B

accent

#D84FBD

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #573FB7

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

Preview Lab → · Contrast checker → · Palette generator →