#5563CF#5563CF

#5563CF is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.6% C 0.166 H 274.0°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#5563CF
RGB	rgb(85, 99, 207)
HSL	hsl(233, 56%, 57%)
HSV	hsv(233, 59%, 81%)
CMYK	cmyk(58.9%, 52.2%, 0%, 18.8%)
CIE-LAB	lab(46.12, 26.96, -57.73)
CIE-LCH	lch(46.12, 63.72, 295.04°)
OKLab	oklab(54.59% 0.0116 -0.1653)
OKLCH	oklch(54.59% 0.166 274)
XYZ	xyz(19.4670, 15.3585, 60.9580)
Luminance	0.1536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5563CF #CFC155

analogous

#55A0CF #5563CF #8455CF

triadic

#5563CF #CF5563 #63CF55

tetradic

#5563CF #CF55A0 #CFC155 #55CF84

square

#5563CF #CF55A0 #CFC155 #55CF84

split-complementary

#5563CF #CF8455 #A0CF55

monochromatic

#253084 #3342B4 #5563CF #858FDC #B4BBEA

Accessibility & contrast

On white

5.16

#5563CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#5563CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5563CF

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5563CF	#FFFFFF	#000000	##FFFFFF
##5563CF	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2473D3

Deuteranopia (green-blind)

#0068CD

Tritanopia (blue-blind)

#007C8F

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5563cf;
/* rgb */ color: rgb(85, 99, 207);
/* oklch */ color: oklch(54.6% 0.166 274.0);

Tailwind

colors: {
  custom: {
    50: '#8f8fde',
    500: '#5563cf',
    950: '#000000',
  },
}

SCSS

$custom: #5563cf;
$custom-light: #8f8fde;
$custom-dark: #000000;

JSON

{
  "hex": "#5563cf",
  "rgb": {
    "r": 85,
    "g": 99,
    "b": 207
  },
  "hsl": {
    "h": 233.115,
    "s": 55.963,
    "l": 57.255
  },
  "oklch": {
    "l": 0.54593,
    "c": 0.16575,
    "h": 274
  },
  "luminance": 0.1536
}

Semantic roles & 50–950 ramp

primary

#5563CF

secondary

#D9D3A7

accent

#CE49DF

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5563CF

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

Preview Lab → · Contrast checker → · Palette generator →