#573FD0#573FD0

#573FD0 is a mid, highly saturated blue. Relative luminance 0.101; OKLCH L 48.7% C 0.211 H 282.8°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#573FD0
RGB	rgb(87, 63, 208)
HSL	hsl(250, 61%, 53%)
HSV	hsv(250, 70%, 82%)
CMYK	cmyk(58.2%, 69.7%, 0%, 18.4%)
CIE-LAB	lab(38.08, 49.09, -71.37)
CIE-LCH	lch(38.08, 86.63, 304.52°)
OKLab	oklab(48.75% 0.0468 -0.2056)
OKLCH	oklch(48.75% 0.211 282.8)
XYZ	xyz(17.0896, 10.1342, 60.7178)
Luminance	0.1013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.57

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573FD0 #B8D03F

analogous

#3F6FD0 #573FD0 #9F3FD0

triadic

#573FD0 #D0573F #3FD057

tetradic

#573FD0 #D03F6F #B8D03F #3FD09F

square

#573FD0 #D03F6F #B8D03F #3FD09F

split-complementary

#573FD0 #D09F3F #6FD03F

monochromatic

#2C1D77 #3E29A9 #573FD0 #8270DC #ADA1E8

Accessibility & contrast

On white

6.94

#573FD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#573FD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #573FD0

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573FD0	#FFFFFF	#000000	##FFFFFF
##573FD0	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED4

Deuteranopia (green-blind)

#0055CD

Tritanopia (blue-blind)

#0A6683

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #573fd0;
/* rgb */ color: rgb(87, 63, 208);
/* oklch */ color: oklch(48.7% 0.211 282.8);

Tailwind

colors: {
  custom: {
    50: '#9376e0',
    500: '#573fd0',
    950: '#000000',
  },
}

SCSS

$custom: #573fd0;
$custom-light: #9376e0;
$custom-dark: #000000;

JSON

{
  "hex": "#573fd0",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 208
  },
  "hsl": {
    "h": 249.931,
    "s": 60.669,
    "l": 53.137
  },
  "oklch": {
    "l": 0.48747,
    "c": 0.21082,
    "h": 282.8
  },
  "luminance": 0.10135
}

Semantic roles & 50–950 ramp

primary

#573FD0

secondary

#CAD596

accent

#E444C9

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #573FD0

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

Preview Lab → · Contrast checker → · Palette generator →