#573EB9#573EB9

#573EB9 is a mid, vivid violet. Relative luminance 0.090; OKLCH L 46.6% C 0.184 H 286.2°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#573EB9
RGB	rgb(87, 62, 185)
HSL	hsl(252, 50%, 48%)
HSV	hsv(252, 66%, 73%)
CMYK	cmyk(53%, 66.5%, 0%, 27.5%)
CIE-LAB	lab(35.93, 42.75, -61.46)
CIE-LCH	lch(35.93, 74.87, 304.82°)
OKLab	oklab(46.61% 0.0513 -0.1765)
OKLCH	oklch(46.61% 0.184 286.2)
XYZ	xyz(14.4075, 8.9735, 46.8624)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.91

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573EB9 #A0B93E

analogous

#3E62B9 #573EB9 #943EB9

triadic

#573EB9 #B9573E #3EB957

tetradic

#573EB9 #B93E62 #A0B93E #3EB994

square

#573EB9 #B93E62 #A0B93E #3EB994

split-complementary

#573EB9 #B9943E #62B93E

monochromatic

#2C1F5D #412F8B #573EB9 #7C68CC #A496DC

Accessibility & contrast

On white

7.51

#573EB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#573EB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573EB9

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573EB9	#FFFFFF	#000000	##FFFFFF
##573EB9	1.00	7.51	2.79	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BD

Deuteranopia (green-blind)

#0051B7

Tritanopia (blue-blind)

#305D76

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #573eb9;
/* rgb */ color: rgb(87, 62, 185);
/* oklch */ color: oklch(46.6% 0.184 286.2);

Tailwind

colors: {
  custom: {
    50: '#8f75cf',
    500: '#573eb9',
    950: '#000000',
  },
}

SCSS

$custom: #573eb9;
$custom-light: #8f75cf;
$custom-dark: #000000;

JSON

{
  "hex": "#573eb9",
  "rgb": {
    "r": 87,
    "g": 62,
    "b": 185
  },
  "hsl": {
    "h": 252.195,
    "s": 49.798,
    "l": 48.431
  },
  "oklch": {
    "l": 0.46605,
    "c": 0.18377,
    "h": 286.2
  },
  "luminance": 0.08974
}

Semantic roles & 50–950 ramp

primary

#573EB9

secondary

#BBC78C

accent

#D94EBD

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #573EB9

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

Preview Lab → · Contrast checker → · Palette generator →