#3563B7#3563B7

#3563B7 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.2% C 0.142 H 261.3°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX#3563B7
RGBrgb(53, 99, 183)
HSLhsl(219, 55%, 46%)
HSVhsv(219, 71%, 72%)
CMYKcmyk(71%, 45.9%, 0%, 28.2%)
CIE-LABlab(42.91, 13.08, -49.10)
CIE-LCHlch(42.91, 50.82, 284.92°)
OKLaboklab(51.21% -0.0215 -0.1406)
OKLCHoklch(51.21% 0.142 261.3)
XYZxyz(14.4742, 13.0979, 46.5559)
Luminance0.1310 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3563B7 #B78935
analogous
#35A4B7 #3563B7 #4835B7
triadic
#3563B7 #B73563 #63B735
tetradic
#3563B7 #B735A4 #B78935 #35B748
square
#3563B7 #B735A4 #B78935 #35B748
split-complementary
#3563B7 #B74835 #A4B735
monochromatic
#1A3058 #274988 #3563B7 #5A83CF #89A7DD

Accessibility & contrast

On white

5.80
#3563B7 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.62
#3563B7 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3563B7
5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3563B7#FFFFFF#000000##FFFFFF
##3563B71.005.803.625.80
#FFFFFF5.801.0021.001.00
#0000003.6221.001.0021.00
##FFFFFF5.801.0021.001.00

Color blindness preview

Protanopia (red-blind)
#386CBA
Deuteranopia (green-blind)
#1D60B5
Tritanopia (blue-blind)
#007784
Achromatopsia (no color)
#656565

Design tokens & code

CSS
--color: #3563b7;
/* rgb */ color: rgb(53, 99, 183);
/* oklch */ color: oklch(51.2% 0.142 261.3);
Tailwind
colors: {
  custom: {
    50: '#7c8ecd',
    500: '#3563b7',
    950: '#000000',
  },
}
SCSS
$custom: #3563b7;
$custom-light: #7c8ecd;
$custom-dark: #000000;
JSON
{
  "hex": "#3563b7",
  "rgb": {
    "r": 53,
    "g": 99,
    "b": 183
  },
  "hsl": {
    "h": 218.769,
    "s": 55.085,
    "l": 46.275
  },
  "oklch": {
    "l": 0.51208,
    "c": 0.14226,
    "h": 261.3
  },
  "luminance": 0.13099
}

Semantic roles & 50–950 ramp

primary
#3563B7
secondary
#C7AE81
accent
#AA49DE
background
#F8F8FC
surface
#EFF0F9
border
#CACBD2
text
#0B0C13
muted
#7C7D82

Preview Lab

Preview with #3563B7

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

Preview Lab → · Contrast checker → · Palette generator →

#3563B7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva