#3564BF#3564BF

#3564BF is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.0% C 0.152 H 262.0°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#3564BF
RGB	rgb(53, 100, 191)
HSL	hsl(220, 57%, 48%)
HSV	hsv(220, 72%, 75%)
CMYK	cmyk(72.3%, 47.6%, 0%, 25.1%)
CIE-LAB	lab(43.70, 15.41, -52.49)
CIE-LCH	lch(43.70, 54.71, 286.36°)
OKLab	oklab(51.98% -0.0211 -0.1506)
OKLCH	oklch(51.98% 0.152 262)
XYZ	xyz(15.4260, 13.6312, 51.0982)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3564BF #BF9035

analogous

#35A9BF #3564BF #4B35BF

triadic

#3564BF #BF3564 #64BF35

tetradic

#3564BF #BF35A9 #BF9035 #35BF4B

square

#3564BF #BF35A9 #BF9035 #35BF4B

split-complementary

#3564BF #BF4B35 #A9BF35

monochromatic

#1A325F #284B8F #3564BF #5F86D3 #8FAAE0

Accessibility & contrast

On white

5.64

#3564BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#3564BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3564BF

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3564BF	#FFFFFF	#000000	##FFFFFF
##3564BF	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#336EC2

Deuteranopia (green-blind)

#0D61BD

Tritanopia (blue-blind)

#007988

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3564bf;
/* rgb */ color: rgb(53, 100, 191);
/* oklch */ color: oklch(52.0% 0.152 262.0);

Tailwind

colors: {
  custom: {
    50: '#7e8fd3',
    500: '#3564bf',
    950: '#000000',
  },
}

SCSS

$custom: #3564bf;
$custom-light: #7e8fd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3564bf",
  "rgb": {
    "r": 53,
    "g": 100,
    "b": 191
  },
  "hsl": {
    "h": 219.565,
    "s": 56.557,
    "l": 47.843
  },
  "oklch": {
    "l": 0.51977,
    "c": 0.15206,
    "h": 262
  },
  "luminance": 0.13633
}

Semantic roles & 50–950 ramp

primary

#3564BF

secondary

#CAB385

accent

#AC48E0

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3564BF

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

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