#5564BB#5564BB

#5564BB is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.4% C 0.136 H 273.6°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#5564BB
RGB	rgb(85, 100, 187)
HSL	hsl(231, 43%, 53%)
HSV	hsv(231, 55%, 73%)
CMYK	cmyk(54.5%, 46.5%, 0%, 26.7%)
CIE-LAB	lab(45.13, 19.72, -47.79)
CIE-LCH	lch(45.13, 51.70, 292.43°)
OKLab	oklab(53.44% 0.0084 -0.1361)
OKLCH	oklch(53.44% 0.136 273.6)
XYZ	xyz(17.2702, 14.6323, 48.9183)
Luminance	0.1463 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5564BB #BBAC55

analogous

#5597BB #5564BB #7955BB

triadic

#5564BB #BB5564 #64BB55

tetradic

#5564BB #BB5597 #BBAC55 #55BB79

square

#5564BB #BB5597 #BBAC55 #55BB79

split-complementary

#5564BB #BB7955 #97BB55

monochromatic

#2B346B #3C4A97 #5564BB #818CCC #ACB4DE

Accessibility & contrast

On white

5.35

#5564BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#5564BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5564BB

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5564BB	#FFFFFF	#000000	##FFFFFF
##5564BB	1.00	5.35	3.93	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6FBE

Deuteranopia (green-blind)

#3067B9

Tritanopia (blue-blind)

#217786

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5564bb;
/* rgb */ color: rgb(85, 100, 187);
/* oklch */ color: oklch(53.4% 0.136 273.6);

Tailwind

colors: {
  custom: {
    50: '#8c8fd0',
    500: '#5564bb',
    950: '#000000',
  },
}

SCSS

$custom: #5564bb;
$custom-light: #8c8fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5564bb",
  "rgb": {
    "r": 85,
    "g": 100,
    "b": 187
  },
  "hsl": {
    "h": 231.176,
    "s": 42.857,
    "l": 53.333
  },
  "oklch": {
    "l": 0.53437,
    "c": 0.13636,
    "h": 273.6
  },
  "luminance": 0.14633
}

Semantic roles & 50–950 ramp

primary

#5564BB

secondary

#CCC5A0

accent

#C055D3

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #5564BB

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

Preview Lab → · Contrast checker → · Palette generator →