#573DB3#573DB3

#573DB3 is a mid, vivid violet. Relative luminance 0.086; OKLCH L 46.0% C 0.177 H 287.4°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#573DB3
RGB	rgb(87, 61, 179)
HSL	hsl(253, 49%, 47%)
HSV	hsv(253, 66%, 70%)
CMYK	cmyk(51.4%, 65.9%, 0%, 29.8%)
CIE-LAB	lab(35.24, 41.52, -59.05)
CIE-LCH	lch(35.24, 72.19, 305.11°)
OKLab	oklab(45.95% 0.053 -0.1694)
OKLCH	oklch(45.95% 0.177 287.4)
XYZ	xyz(13.7335, 8.6177, 43.5788)
Luminance	0.0862 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.09

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573DB3 #99B33D

analogous

#3D5EB3 #573DB3 #923DB3

triadic

#573DB3 #B3573D #3DB357

tetradic

#573DB3 #B33D5E #99B33D #3DB392

square

#573DB3 #B33D5E #99B33D #3DB392

split-complementary

#573DB3 #B3923D #5EB33D

monochromatic

#2B1E58 #412D85 #573DB3 #7A63CA #A191D9

Accessibility & contrast

On white

7.71

#573DB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#573DB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573DB3

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573DB3	#FFFFFF	#000000	##FFFFFF
##573DB3	1.00	7.71	2.72	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B7

Deuteranopia (green-blind)

#0050B1

Tritanopia (blue-blind)

#355A72

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #573db3;
/* rgb */ color: rgb(87, 61, 179);
/* oklch */ color: oklch(46.0% 0.177 287.4);

Tailwind

colors: {
  custom: {
    50: '#8f74cb',
    500: '#573db3',
    950: '#000000',
  },
}

SCSS

$custom: #573db3;
$custom-light: #8f74cb;
$custom-dark: #000000;

JSON

{
  "hex": "#573db3",
  "rgb": {
    "r": 87,
    "g": 61,
    "b": 179
  },
  "hsl": {
    "h": 253.22,
    "s": 49.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.45951,
    "c": 0.17748,
    "h": 287.4
  },
  "luminance": 0.08618
}

Semantic roles & 50–950 ramp

primary

#573DB3

secondary

#B7C587

accent

#D94FBA

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #573DB3

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

Preview Lab → · Contrast checker → · Palette generator →