#3564BE#3564BE

#3564BE is a mid, vivid blue. Relative luminance 0.136; OKLCH L 51.9% C 0.151 H 261.9°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#3564BE
RGB	rgb(53, 100, 190)
HSL	hsl(219, 56%, 48%)
HSV	hsv(219, 72%, 75%)
CMYK	cmyk(72.1%, 47.4%, 0%, 25.5%)
CIE-LAB	lab(43.64, 15.04, -52.01)
CIE-LCH	lch(43.64, 54.15, 286.13°)
OKLab	oklab(51.91% -0.0213 -0.1492)
OKLCH	oklch(51.91% 0.151 261.9)
XYZ	xyz(15.3163, 13.5873, 50.5206)
Luminance	0.1359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3564BE #BE8F35

analogous

#35A9BE #3564BE #4A35BE

triadic

#3564BE #BE3564 #64BE35

tetradic

#3564BE #BE35A9 #BE8F35 #35BE4A

square

#3564BE #BE35A9 #BE8F35 #35BE4A

split-complementary

#3564BE #BE4A35 #A9BE35

monochromatic

#1A325E #284B8E #3564BE #5E86D2 #8EAADF

Accessibility & contrast

On white

5.65

#3564BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#3564BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3564BE

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3564BE	#FFFFFF	#000000	##FFFFFF
##3564BE	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#346EC1

Deuteranopia (green-blind)

#1061BC

Tritanopia (blue-blind)

#007988

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3564be;
/* rgb */ color: rgb(53, 100, 190);
/* oklch */ color: oklch(51.9% 0.151 261.9);

Tailwind

colors: {
  custom: {
    50: '#7d8fd2',
    500: '#3564be',
    950: '#000000',
  },
}

SCSS

$custom: #3564be;
$custom-light: #7d8fd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3564be",
  "rgb": {
    "r": 53,
    "g": 100,
    "b": 190
  },
  "hsl": {
    "h": 219.416,
    "s": 56.379,
    "l": 47.647
  },
  "oklch": {
    "l": 0.51907,
    "c": 0.15068,
    "h": 261.9
  },
  "luminance": 0.13589
}

Semantic roles & 50–950 ramp

primary

#3564BE

secondary

#CAB285

accent

#AC48E0

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3564BE

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

Preview Lab → · Contrast checker → · Palette generator →