#5664BB#5664BB

#5664BB is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.5% C 0.136 H 274.0°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#5664BB
RGB	rgb(86, 100, 187)
HSL	hsl(232, 43%, 54%)
HSV	hsv(232, 54%, 73%)
CMYK	cmyk(54%, 46.5%, 0%, 26.7%)
CIE-LAB	lab(45.19, 19.94, -47.68)
CIE-LCH	lch(45.19, 51.68, 292.69°)
OKLab	oklab(53.5% 0.0095 -0.1358)
OKLCH	oklch(53.5% 0.136 274)
XYZ	xyz(17.3617, 14.6795, 48.9226)
Luminance	0.1468 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5664BB #BBAD56

analogous

#5696BB #5664BB #7A56BB

triadic

#5664BB #BB5664 #64BB56

tetradic

#5664BB #BB5696 #BBAD56 #56BB7A

square

#5664BB #BB5696 #BBAD56 #56BB7A

split-complementary

#5664BB #BB7A56 #96BB56

monochromatic

#2B346B #3D4997 #5664BB #828CCD #ADB4DE

Accessibility & contrast

On white

5.34

#5664BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#5664BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5664BB

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5664BB	#FFFFFF	#000000	##FFFFFF
##5664BB	1.00	5.34	3.94	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6FBE

Deuteranopia (green-blind)

#3167B9

Tritanopia (blue-blind)

#257786

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5664bb;
/* rgb */ color: rgb(86, 100, 187);
/* oklch */ color: oklch(53.5% 0.136 274.0);

Tailwind

colors: {
  custom: {
    50: '#8d8fd0',
    500: '#5664bb',
    950: '#000000',
  },
}

SCSS

$custom: #5664bb;
$custom-light: #8d8fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5664bb",
  "rgb": {
    "r": 86,
    "g": 100,
    "b": 187
  },
  "hsl": {
    "h": 231.683,
    "s": 42.616,
    "l": 53.529
  },
  "oklch": {
    "l": 0.53504,
    "c": 0.13609,
    "h": 274
  },
  "luminance": 0.14681
}

Semantic roles & 50–950 ramp

primary

#5664BB

secondary

#CCC6A1

accent

#C155D2

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #5664BB

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

Preview Lab → · Contrast checker → · Palette generator →