#573FDC#573FDC

#573FDC is a mid, highly saturated blue. Relative luminance 0.107; OKLCH L 49.8% C 0.225 H 281.4°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#573FDC
RGB	rgb(87, 63, 220)
HSL	hsl(249, 69%, 55%)
HSV	hsv(249, 71%, 86%)
CMYK	cmyk(60.5%, 71.4%, 0%, 13.7%)
CIE-LAB	lab(39.15, 52.68, -76.52)
CIE-LCH	lch(39.15, 92.90, 304.54°)
OKLab	oklab(49.84% 0.0446 -0.2206)
OKLCH	oklch(49.84% 0.225 281.4)
XYZ	xyz(18.6222, 10.7472, 68.7894)
Luminance	0.1075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573FDC #C4DC3F

analogous

#3F75DC #573FDC #A53FDC

triadic

#573FDC #DC573F #3FDC57

tetradic

#573FDC #DC3F75 #C4DC3F #3FDCA5

square

#573FDC #DC3F75 #C4DC3F #3FDCA5

split-complementary

#573FDC #DCA53F #75DC3F

monochromatic

#2A1988 #3A22BC #573FDC #8473E5 #B2A7EF

Accessibility & contrast

On white

6.67

#573FDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#573FDC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #573FDC

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573FDC	#FFFFFF	#000000	##FFFFFF
##573FDC	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062E1

Deuteranopia (green-blind)

#0056D9

Tritanopia (blue-blind)

#006A8A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #573fdc;
/* rgb */ color: rgb(87, 63, 220);
/* oklch */ color: oklch(49.8% 0.225 281.4);

Tailwind

colors: {
  custom: {
    50: '#9577e8',
    500: '#573fdc',
    950: '#000000',
  },
}

SCSS

$custom: #573fdc;
$custom-light: #9577e8;
$custom-dark: #000000;

JSON

{
  "hex": "#573fdc",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 220
  },
  "hsl": {
    "h": 249.172,
    "s": 69.163,
    "l": 55.49
  },
  "oklch": {
    "l": 0.49835,
    "c": 0.22508,
    "h": 281.4
  },
  "luminance": 0.10749
}

Semantic roles & 50–950 ramp

primary

#573FDC

secondary

#D2DC9B

accent

#EC3CD1

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0F0916

muted

#7E7B84

Preview Lab

Preview with #573FDC

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

Preview Lab → · Contrast checker → · Palette generator →