#573ED9#573ED9

#573ED9 is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 49.4% C 0.223 H 281.9°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX#573ED9
RGBrgb(87, 62, 217)
HSLhsl(250, 67%, 55%)
HSVhsv(250, 71%, 85%)
CMYKcmyk(59.9%, 71.4%, 0%, 14.9%)
CIE-LABlab(38.69, 52.32, -75.56)
CIE-LCHlch(38.69, 91.91, 304.70°)
OKLaboklab(49.43% 0.0459 -0.2178)
OKLCHoklch(49.43% 0.223 281.9)
XYZxyz(18.1736, 10.4800, 66.6974)
Luminance0.1048 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#573ED9 #C0D93E
analogous
#3E73D9 #573ED9 #A43ED9
triadic
#573ED9 #D9573E #3ED957
tetradic
#573ED9 #D93E73 #C0D93E #3ED9A4
square
#573ED9 #D93E73 #C0D93E #3ED9A4
split-complementary
#573ED9 #D9A43E #73D93E
monochromatic
#2B1A83 #3B24B6 #573ED9 #8471E3 #B0A4ED

Accessibility & contrast

On white

6.78
#573ED9 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.10
#573ED9 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #573ED9
6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##573ED9#FFFFFF#000000##FFFFFF
##573ED91.006.783.106.78
#FFFFFF6.781.0021.001.00
#0000003.1021.001.0021.00
##FFFFFF6.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0060DE
Deuteranopia (green-blind)
#0056D6
Tritanopia (blue-blind)
#006888
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #573ed9;
/* rgb */ color: rgb(87, 62, 217);
/* oklch */ color: oklch(49.4% 0.223 281.9);
Tailwind
colors: {
  custom: {
    50: '#9576e6',
    500: '#573ed9',
    950: '#000000',
  },
}
SCSS
$custom: #573ed9;
$custom-light: #9576e6;
$custom-dark: #000000;
JSON
{
  "hex": "#573ed9",
  "rgb": {
    "r": 87,
    "g": 62,
    "b": 217
  },
  "hsl": {
    "h": 249.677,
    "s": 67.1,
    "l": 54.706
  },
  "oklch": {
    "l": 0.49425,
    "c": 0.22259,
    "h": 281.9
  },
  "luminance": 0.10481
}

Semantic roles & 50–950 ramp

primary
#573ED9
secondary
#D0DA99
accent
#EA3ECE
background
#F9F7FE
surface
#F2EDFD
border
#CCC8D5
text
#0F0916
muted
#7E7B84

Preview Lab

Preview with #573ED9

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

Preview Lab → · Contrast checker → · Palette generator →

#573ED9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva