#573FB8#573FB8

#573FB8 is a mid, vivid violet. Relative luminance 0.090; OKLCH L 46.7% C 0.181 H 286.2°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#573FB8
RGB	rgb(87, 63, 184)
HSL	hsl(252, 49%, 48%)
HSV	hsv(252, 66%, 72%)
CMYK	cmyk(52.7%, 65.8%, 0%, 27.8%)
CIE-LAB	lab(36.06, 41.87, -60.66)
CIE-LCH	lch(36.06, 73.71, 304.62°)
OKLab	oklab(46.67% 0.0504 -0.1741)
OKLCH	oklch(46.67% 0.181 286.2)
XYZ	xyz(14.3571, 9.0412, 46.3267)
Luminance	0.0904 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.71

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573FB8 #A0B83F

analogous

#3F63B8 #573FB8 #933FB8

triadic

#573FB8 #B8573F #3FB857

tetradic

#573FB8 #B83F63 #A0B83F #3FB893

square

#573FB8 #B83F63 #A0B83F #3FB893

split-complementary

#573FB8 #B8933F #63B83F

monochromatic

#2C205D #412F8A #573FB8 #7C69CC #A496DB

Accessibility & contrast

On white

7.48

#573FB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#573FB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573FB8

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573FB8	#FFFFFF	#000000	##FFFFFF
##573FB8	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BC

Deuteranopia (green-blind)

#0051B6

Tritanopia (blue-blind)

#315D76

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #573fb8;
/* rgb */ color: rgb(87, 63, 184);
/* oklch */ color: oklch(46.7% 0.181 286.2);

Tailwind

colors: {
  custom: {
    50: '#8f76ce',
    500: '#573fb8',
    950: '#000000',
  },
}

SCSS

$custom: #573fb8;
$custom-light: #8f76ce;
$custom-dark: #000000;

JSON

{
  "hex": "#573fb8",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 184
  },
  "hsl": {
    "h": 251.901,
    "s": 48.988,
    "l": 48.431
  },
  "oklch": {
    "l": 0.46673,
    "c": 0.18128,
    "h": 286.2
  },
  "luminance": 0.09042
}

Semantic roles & 50–950 ramp

primary

#573FB8

secondary

#BBC78C

accent

#D94FBD

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #573FB8

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

Preview Lab → · Contrast checker → · Palette generator →