#573EB5#573EB5

#573EB5 is a mid, vivid violet. Relative luminance 0.088; OKLCH L 46.3% C 0.179 H 286.8°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#573EB5
RGB	rgb(87, 62, 181)
HSL	hsl(253, 49%, 48%)
HSV	hsv(253, 66%, 71%)
CMYK	cmyk(51.9%, 65.7%, 0%, 29%)
CIE-LAB	lab(35.61, 41.55, -59.63)
CIE-LCH	lch(35.61, 72.67, 304.87°)
OKLab	oklab(46.27% 0.0518 -0.1711)
OKLCH	oklch(46.27% 0.179 286.8)
XYZ	xyz(13.9911, 8.8070, 44.6698)
Luminance	0.0881 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.86

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573EB5 #9CB53E

analogous

#3E61B5 #573EB5 #923EB5

triadic

#573EB5 #B5573E #3EB557

tetradic

#573EB5 #B53E61 #9CB53E #3EB592

square

#573EB5 #B53E61 #9CB53E #3EB592

split-complementary

#573EB5 #B5923E #61B53E

monochromatic

#2B1F5A #412E87 #573EB5 #7B66CA #A293DA

Accessibility & contrast

On white

7.60

#573EB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#573EB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573EB5

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573EB5	#FFFFFF	#000000	##FFFFFF
##573EB5	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B9

Deuteranopia (green-blind)

#0050B3

Tritanopia (blue-blind)

#335B74

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #573eb5;
/* rgb */ color: rgb(87, 62, 181);
/* oklch */ color: oklch(46.3% 0.179 286.8);

Tailwind

colors: {
  custom: {
    50: '#8f75cc',
    500: '#573eb5',
    950: '#000000',
  },
}

SCSS

$custom: #573eb5;
$custom-light: #8f75cc;
$custom-dark: #000000;

JSON

{
  "hex": "#573eb5",
  "rgb": {
    "r": 87,
    "g": 62,
    "b": 181
  },
  "hsl": {
    "h": 252.605,
    "s": 48.971,
    "l": 47.647
  },
  "oklch": {
    "l": 0.46271,
    "c": 0.17875,
    "h": 286.8
  },
  "luminance": 0.08808
}

Semantic roles & 50–950 ramp

primary

#573EB5

secondary

#B9C589

accent

#D94FBC

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #573EB5

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

Preview Lab → · Contrast checker → · Palette generator →