#553FCC#553FCC

#553FCC is a mid, highly saturated blue. Relative luminance 0.098; OKLCH L 48.2% C 0.206 H 282.5°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#553FCC
RGB	rgb(85, 63, 204)
HSL	hsl(249, 58%, 52%)
HSV	hsv(249, 69%, 80%)
CMYK	cmyk(58.3%, 69.1%, 0%, 20%)
CIE-LAB	lab(37.56, 47.60, -69.92)
CIE-LCH	lch(37.56, 84.58, 304.25°)
OKLab	oklab(48.23% 0.0448 -0.2013)
OKLCH	oklch(48.23% 0.206 282.5)
XYZ	xyz(16.4195, 9.8449, 58.1501)
Luminance	0.0985 (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

#553FCC #B6CC3F

analogous

#3F6FCC #553FCC #9C3FCC

triadic

#553FCC #CC553F #3FCC55

tetradic

#553FCC #CC3F6F #B6CC3F #3FCC9C

square

#553FCC #CC3F6F #B6CC3F #3FCC9C

split-complementary

#553FCC #CC9C3F #6FCC3F

monochromatic

#2B1E72 #3E2BA3 #553FCC #806FD9 #ABA0E6

Accessibility & contrast

On white

7.07

#553FCC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#553FCC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553FCC

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553FCC	#FFFFFF	#000000	##FFFFFF
##553FCC	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD0

Deuteranopia (green-blind)

#0053C9

Tritanopia (blue-blind)

#086481

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #553fcc;
/* rgb */ color: rgb(85, 63, 204);
/* oklch */ color: oklch(48.2% 0.206 282.5);

Tailwind

colors: {
  custom: {
    50: '#9176dd',
    500: '#553fcc',
    950: '#000000',
  },
}

SCSS

$custom: #553fcc;
$custom-light: #9176dd;
$custom-dark: #000000;

JSON

{
  "hex": "#553fcc",
  "rgb": {
    "r": 85,
    "g": 63,
    "b": 204
  },
  "hsl": {
    "h": 249.362,
    "s": 58.025,
    "l": 52.353
  },
  "oklch": {
    "l": 0.48227,
    "c": 0.20626,
    "h": 282.5
  },
  "luminance": 0.09846
}

Semantic roles & 50–950 ramp

primary

#553FCC

secondary

#C9D295

accent

#E147C9

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #553FCC

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

Preview Lab → · Contrast checker → · Palette generator →