#573AB2#573AB2

#573AB2 is a mid, vivid violet. Relative luminance 0.083; OKLCH L 45.4% C 0.180 H 288.2°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#573AB2
RGB	rgb(87, 58, 178)
HSL	hsl(255, 51%, 46%)
HSV	hsv(255, 67%, 70%)
CMYK	cmyk(51.1%, 67.4%, 0%, 30.2%)
CIE-LAB	lab(34.53, 42.92, -59.61)
CIE-LCH	lch(34.53, 73.45, 305.76°)
OKLab	oklab(45.42% 0.0561 -0.171)
OKLCH	oklch(45.42% 0.18 288.2)
XYZ	xyz(13.4771, 8.2661, 42.9962)
Luminance	0.0827 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.73

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573AB2 #95B23A

analogous

#3A59B2 #573AB2 #933AB2

triadic

#573AB2 #B2573A #3AB257

tetradic

#573AB2 #B23A59 #95B23A #3AB293

square

#573AB2 #B23A59 #95B23A #3AB293

split-complementary

#573AB2 #B2933A #59B23A

monochromatic

#2A1C56 #402B84 #573AB2 #795FCB #9F8DDA

Accessibility & contrast

On white

7.91

#573AB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#573AB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573AB2

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573AB2	#FFFFFF	#000000	##FFFFFF
##573AB2	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B6

Deuteranopia (green-blind)

#004EB0

Tritanopia (blue-blind)

#365871

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #573ab2;
/* rgb */ color: rgb(87, 58, 178);
/* oklch */ color: oklch(45.4% 0.180 288.2);

Tailwind

colors: {
  custom: {
    50: '#8f72ca',
    500: '#573ab2',
    950: '#000000',
  },
}

SCSS

$custom: #573ab2;
$custom-light: #8f72ca;
$custom-dark: #000000;

JSON

{
  "hex": "#573ab2",
  "rgb": {
    "r": 87,
    "g": 58,
    "b": 178
  },
  "hsl": {
    "h": 254.5,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.45417,
    "c": 0.17999,
    "h": 288.2
  },
  "luminance": 0.08267
}

Semantic roles & 50–950 ramp

primary

#573AB2

secondary

#B5C483

accent

#DA4DB8

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #573AB2

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

Preview Lab → · Contrast checker → · Palette generator →