#5664D8#5664D8

#5664D8 is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.5% C 0.176 H 274.0°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#5664D8
RGB	rgb(86, 100, 216)
HSL	hsl(234, 63%, 59%)
HSV	hsv(234, 60%, 85%)
CMYK	cmyk(60.2%, 53.7%, 0%, 15.3%)
CIE-LAB	lab(47.04, 29.52, -61.39)
CIE-LCH	lch(47.04, 68.12, 295.68°)
OKLab	oklab(55.49% 0.0123 -0.1761)
OKLCH	oklch(55.49% 0.176 274)
XYZ	xyz(20.7855, 16.0490, 66.9549)
Luminance	0.1605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5664D8 #D8CA56

analogous

#56A5D8 #5664D8 #8956D8

triadic

#5664D8 #D85664 #64D856

tetradic

#5664D8 #D856A5 #D8CA56 #56D889

square

#5664D8 #D856A5 #D8CA56 #56D889

split-complementary

#5664D8 #D88956 #A5D856

monochromatic

#222E92 #2D3DC4 #5664D8 #8892E3 #B9BFEF

Accessibility & contrast

On white

4.99

#5664D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#5664D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5664D8

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5664D8	#FFFFFF	#000000	##FFFFFF
##5664D8	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1575DC

Deuteranopia (green-blind)

#006AD6

Tritanopia (blue-blind)

#007F94

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #5664d8;
/* rgb */ color: rgb(86, 100, 216);
/* oklch */ color: oklch(55.5% 0.176 274.0);

Tailwind

colors: {
  custom: {
    50: '#9190e5',
    500: '#5664d8',
    950: '#000000',
  },
}

SCSS

$custom: #5664d8;
$custom-light: #9190e5;
$custom-dark: #000000;

JSON

{
  "hex": "#5664d8",
  "rgb": {
    "r": 86,
    "g": 100,
    "b": 216
  },
  "hsl": {
    "h": 233.538,
    "s": 62.5,
    "l": 59.216
  },
  "oklch": {
    "l": 0.5549,
    "c": 0.17649,
    "h": 274
  },
  "luminance": 0.16051
}

Semantic roles & 50–950 ramp

primary

#5664D8

secondary

#DED9AB

accent

#D442E6

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #5664D8

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

Preview Lab → · Contrast checker → · Palette generator →