#3648BA#3648BA

#3648BA is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.0% C 0.179 H 270.7°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX#3648BA
RGBrgb(54, 72, 186)
HSLhsl(232, 55%, 47%)
HSVhsv(232, 71%, 73%)
CMYKcmyk(71%, 61.3%, 0%, 27.1%)
CIE-LABlab(35.91, 31.85, -62.19)
CIE-LCHlch(35.91, 69.87, 297.12°)
OKLaboklab(46% 0.0021 -0.1795)
OKLCHoklch(46% 0.179 270.7)
XYZxyz(12.6986, 8.9629, 47.5056)
Luminance0.0896 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3648BA #BAA836
analogous
#368ABA #3648BA #6636BA
triadic
#3648BA #BA3648 #48BA36
tetradic
#3648BA #BA368A #BAA836 #36BA66
square
#3648BA #BA368A #BAA836 #36BA66
split-complementary
#3648BA #BA6636 #8ABA36
monochromatic
#1A235B #28368B #3648BA #5D6DD0 #8D98DE

Accessibility & contrast

On white

7.52
#3648BA on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.79
#3648BA on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3648BA
7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3648BA#FFFFFF#000000##FFFFFF
##3648BA1.007.522.797.52
#FFFFFF7.521.0021.001.00
#0000002.7921.001.0021.00
##FFFFFF7.521.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005BBE
Deuteranopia (green-blind)
#004FB8
Tritanopia (blue-blind)
#00657A
Achromatopsia (no color)
#545454

Design tokens & code

CSS
--color: #3648ba;
/* rgb */ color: rgb(54, 72, 186);
/* oklch */ color: oklch(46.0% 0.179 270.7);
Tailwind
colors: {
  custom: {
    50: '#7f7bd0',
    500: '#3648ba',
    950: '#000000',
  },
}
SCSS
$custom: #3648ba;
$custom-light: #7f7bd0;
$custom-dark: #000000;
JSON
{
  "hex": "#3648ba",
  "rgb": {
    "r": 54,
    "g": 72,
    "b": 186
  },
  "hsl": {
    "h": 231.818,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.46003,
    "c": 0.17949,
    "h": 270.7
  },
  "luminance": 0.08964
}

Semantic roles & 50–950 ramp

primary
#3648BA
secondary
#C8BF84
accent
#CA49DE
background
#F8F7FC
surface
#F0EDF9
border
#CBC8D2
text
#0B0914
muted
#7C7B82

Preview Lab

Preview with #3648BA

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

Preview Lab → · Contrast checker → · Palette generator →

#3648BA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva