#573AAD#573AAD

#573AAD is a dark, vivid violet. Relative luminance 0.081; OKLCH L 45.0% C 0.174 H 289.1°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#573AAD
RGB	rgb(87, 58, 173)
HSL	hsl(255, 50%, 45%)
HSV	hsv(255, 66%, 68%)
CMYK	cmyk(49.7%, 66.5%, 0%, 32.2%)
CIE-LAB	lab(34.13, 41.45, -57.29)
CIE-LCH	lch(34.13, 70.71, 305.89°)
OKLab	oklab(45% 0.0568 -0.1642)
OKLCH	oklch(45% 0.174 289.1)
XYZ	xyz(12.9842, 8.0689, 40.4004)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.00

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573AAD #90AD3A

analogous

#3A57AD #573AAD #903AAD

triadic

#573AAD #AD573A #3AAD57

tetradic

#573AAD #AD3A57 #90AD3A #3AAD90

square

#573AAD #AD3A57 #90AD3A #3AAD90

split-complementary

#573AAD #AD903A #57AD3A

monochromatic

#291B51 #402B7F #573AAD #775CC8 #9D8AD8

Accessibility & contrast

On white

8.03

#573AAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#573AAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573AAD

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573AAD	#FFFFFF	#000000	##FFFFFF
##573AAD	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B1

Deuteranopia (green-blind)

#004DAB

Tritanopia (blue-blind)

#3A566E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #573aad;
/* rgb */ color: rgb(87, 58, 173);
/* oklch */ color: oklch(45.0% 0.174 289.1);

Tailwind

colors: {
  custom: {
    50: '#8e72c6',
    500: '#573aad',
    950: '#000000',
  },
}

SCSS

$custom: #573aad;
$custom-light: #8e72c6;
$custom-dark: #000000;

JSON

{
  "hex": "#573aad",
  "rgb": {
    "r": 87,
    "g": 58,
    "b": 173
  },
  "hsl": {
    "h": 255.13,
    "s": 49.784,
    "l": 45.294
  },
  "oklch": {
    "l": 0.44999,
    "c": 0.17375,
    "h": 289.1
  },
  "luminance": 0.08069
}

Semantic roles & 50–950 ramp

primary

#573AAD

secondary

#B2C281

accent

#D94EB6

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #573AAD

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

Preview Lab → · Contrast checker → · Palette generator →