#3563C0#3563C0

#3563C0 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 51.8% C 0.155 H 262.5°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#3563C0
RGB	rgb(53, 99, 192)
HSL	hsl(220, 57%, 48%)
HSV	hsv(220, 72%, 75%)
CMYK	cmyk(72.4%, 48.4%, 0%, 24.7%)
CIE-LAB	lab(43.48, 16.43, -53.42)
CIE-LCH	lch(43.48, 55.89, 287.09°)
OKLab	oklab(51.83% -0.0201 -0.1533)
OKLCH	oklch(51.83% 0.155 262.5)
XYZ	xyz(15.4411, 13.4847, 51.6480)
Luminance	0.1349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3563C0 #C09235

analogous

#35A8C0 #3563C0 #4C35C0

triadic

#3563C0 #C03563 #63C035

tetradic

#3563C0 #C035A8 #C09235 #35C04C

square

#3563C0 #C035A8 #C09235 #35C04C

split-complementary

#3563C0 #C04C35 #A8C035

monochromatic

#1B3260 #284A90 #3563C0 #5F86D3 #8FAAE0

Accessibility & contrast

On white

5.68

#3563C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#3563C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3563C0

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3563C0	#FFFFFF	#000000	##FFFFFF
##3563C0	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F6EC3

Deuteranopia (green-blind)

#0161BE

Tritanopia (blue-blind)

#007988

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3563c0;
/* rgb */ color: rgb(53, 99, 192);
/* oklch */ color: oklch(51.8% 0.155 262.5);

Tailwind

colors: {
  custom: {
    50: '#7e8ed4',
    500: '#3563c0',
    950: '#000000',
  },
}

SCSS

$custom: #3563c0;
$custom-light: #7e8ed4;
$custom-dark: #000000;

JSON

{
  "hex": "#3563c0",
  "rgb": {
    "r": 53,
    "g": 99,
    "b": 192
  },
  "hsl": {
    "h": 220.144,
    "s": 56.735,
    "l": 48.039
  },
  "oklch": {
    "l": 0.51833,
    "c": 0.15464,
    "h": 262.5
  },
  "luminance": 0.13486
}

Semantic roles & 50–950 ramp

primary

#3563C0

secondary

#CBB486

accent

#AE48E0

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3563C0

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

Preview Lab → · Contrast checker → · Palette generator →