#553CD5#553CD5

#553CD5 is a mid, highly saturated blue. Relative luminance 0.100; OKLCH L 48.6% C 0.220 H 281.9°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX#553CD5
RGBrgb(85, 60, 213)
HSLhsl(250, 65%, 54%)
HSVhsv(250, 72%, 84%)
CMYKcmyk(60.1%, 71.8%, 0%, 16.5%)
CIE-LABlab(37.78, 51.92, -74.76)
CIE-LCHlch(37.78, 91.02, 304.78°)
OKLaboklab(48.63% 0.0454 -0.2155)
OKLCHoklch(48.63% 0.22 281.9)
XYZxyz(17.3687, 9.9659, 63.9462)
Luminance0.0997 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#553CD5 #BCD53C
analogous
#3C6FD5 #553CD5 #A13CD5
triadic
#553CD5 #D5553C #3CD555
tetradic
#553CD5 #D53C6F #BCD53C #3CD5A1
square
#553CD5 #D53C6F #BCD53C #3CD5A1
split-complementary
#553CD5 #D5A13C #6FD53C
monochromatic
#2B1B7C #3C26AE #553CD5 #816EE0 #ADA1EB

Accessibility & contrast

On white

7.02
#553CD5 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.99
#553CD5 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553CD5
7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##553CD5#FFFFFF#000000##FFFFFF
##553CD51.007.022.997.02
#FFFFFF7.021.0021.001.00
#0000002.9921.001.0021.00
##FFFFFF7.021.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005ED9
Deuteranopia (green-blind)
#0053D2
Tritanopia (blue-blind)
#006685
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #553cd5;
/* rgb */ color: rgb(85, 60, 213);
/* oklch */ color: oklch(48.6% 0.220 281.9);
Tailwind
colors: {
  custom: {
    50: '#9374e3',
    500: '#553cd5',
    950: '#000000',
  },
}
SCSS
$custom: #553cd5;
$custom-light: #9374e3;
$custom-dark: #000000;
JSON
{
  "hex": "#553cd5",
  "rgb": {
    "r": 85,
    "g": 60,
    "b": 213
  },
  "hsl": {
    "h": 249.804,
    "s": 64.557,
    "l": 53.529
  },
  "oklch": {
    "l": 0.48627,
    "c": 0.22024,
    "h": 281.9
  },
  "luminance": 0.09967
}

Semantic roles & 50–950 ramp

primary
#553CD5
secondary
#CCD796
accent
#E840CC
background
#F9F7FE
surface
#F2EDFC
border
#CCC8D5
text
#0E0816
muted
#7E7B84

Preview Lab

Preview with #553CD5

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

Preview Lab → · Contrast checker → · Palette generator →

#553CD5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva