#3745C3#3745C3

#3745C3 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.3% C 0.195 H 271.4°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX#3745C3
RGBrgb(55, 69, 195)
HSLhsl(234, 56%, 49%)
HSVhsv(234, 72%, 76%)
CMYKcmyk(71.8%, 64.6%, 0%, 23.5%)
CIE-LABlab(36.00, 37.07, -67.32)
CIE-LCHlch(36.00, 76.85, 298.84°)
OKLaboklab(46.32% 0.0049 -0.1945)
OKLCHoklch(46.32% 0.195 271.4)
XYZxyz(13.5507, 9.0072, 52.6436)
Luminance0.0901 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3745C3 #C3B537
analogous
#378BC3 #3745C3 #6F37C3
triadic
#3745C3 #C33745 #45C337
tetradic
#3745C3 #C3378B #C3B537 #37C36F
square
#3745C3 #C3378B #C3B537 #37C36F
split-complementary
#3745C3 #C36F37 #8BC337
monochromatic
#1C2364 #2A3493 #3745C3 #646FD3 #949BE1

Accessibility & contrast

On white

7.50
#3745C3 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.80
#3745C3 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3745C3
7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3745C3#FFFFFF#000000##FFFFFF
##3745C31.007.502.807.50
#FFFFFF7.501.0021.001.00
#0000002.8021.001.0021.00
##FFFFFF7.501.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005BC7
Deuteranopia (green-blind)
#004EC1
Tritanopia (blue-blind)
#00667E
Achromatopsia (no color)
#555555

Design tokens & code

CSS
--color: #3745c3;
/* rgb */ color: rgb(55, 69, 195);
/* oklch */ color: oklch(46.3% 0.195 271.4);
Tailwind
colors: {
  custom: {
    50: '#8179d6',
    500: '#3745c3',
    950: '#000000',
  },
}
SCSS
$custom: #3745c3;
$custom-light: #8179d6;
$custom-dark: #000000;
JSON
{
  "hex": "#3745c3",
  "rgb": {
    "r": 55,
    "g": 69,
    "b": 195
  },
  "hsl": {
    "h": 234,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.46315,
    "c": 0.1946,
    "h": 271.4
  },
  "luminance": 0.09009
}

Semantic roles & 50–950 ramp

primary
#3745C3
secondary
#CCC58A
accent
#D049DF
background
#F8F7FD
surface
#F0EDFA
border
#CBC8D3
text
#0C0914
muted
#7D7B83

Preview Lab

Preview with #3745C3

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

Preview Lab → · Contrast checker → · Palette generator →

#3745C3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva