#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
RGB	rgb(85, 60, 213)
HSL	hsl(250, 65%, 54%)
HSV	hsv(250, 72%, 84%)
CMYK	cmyk(60.1%, 71.8%, 0%, 16.5%)
CIE-LAB	lab(37.78, 51.92, -74.76)
CIE-LCH	lch(37.78, 91.02, 304.78°)
OKLab	oklab(48.63% 0.0454 -0.2155)
OKLCH	oklch(48.63% 0.22 281.9)
XYZ	xyz(17.3687, 9.9659, 63.9462)
Luminance	0.0997 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.44

Blue With A Hint Of Purple

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
##553CD5	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

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 →