#3564D0#3564D0

#3564D0 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 53.2% C 0.175 H 263.8°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#3564D0
RGB	rgb(53, 100, 208)
HSL	hsl(222, 62%, 51%)
HSV	hsv(222, 75%, 82%)
CMYK	cmyk(74.5%, 51.9%, 0%, 18.4%)
CIE-LAB	lab(44.83, 21.72, -60.46)
CIE-LCH	lch(44.83, 64.25, 289.76°)
OKLab	oklab(53.21% -0.019 -0.174)
OKLCH	oklch(53.21% 0.175 263.8)
XYZ	xyz(17.4065, 14.4234, 61.5289)
Luminance	0.1442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3564D0 #D0A135

analogous

#35B2D0 #3564D0 #5335D0

triadic

#3564D0 #D03564 #64D035

tetradic

#3564D0 #D035B2 #D0A135 #35D053

square

#3564D0 #D035B2 #D0A135 #35D053

split-complementary

#3564D0 #D05335 #B2D035

monochromatic

#1A3470 #264BA2 #3564D0 #678ADC #98B0E7

Accessibility & contrast

On white

5.41

#3564D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#3564D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3564D0

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3564D0	#FFFFFF	#000000	##FFFFFF
##3564D0	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A72D4

Deuteranopia (green-blind)

#0063CE

Tritanopia (blue-blind)

#007E90

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3564d0;
/* rgb */ color: rgb(53, 100, 208);
/* oklch */ color: oklch(53.2% 0.175 263.8);

Tailwind

colors: {
  custom: {
    50: '#818fdf',
    500: '#3564d0',
    950: '#000000',
  },
}

SCSS

$custom: #3564d0;
$custom-light: #818fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#3564d0",
  "rgb": {
    "r": 53,
    "g": 100,
    "b": 208
  },
  "hsl": {
    "h": 221.806,
    "s": 62.249,
    "l": 51.176
  },
  "oklch": {
    "l": 0.53205,
    "c": 0.17507,
    "h": 263.8
  },
  "luminance": 0.14425
}

Semantic roles & 50–950 ramp

primary

#3564D0

secondary

#D3BE8E

accent

#B442E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3564D0

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

Preview Lab → · Contrast checker → · Palette generator →