#3746BE#3746BE

#3746BE is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.0% C 0.187 H 271.4°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX#3746BE
RGBrgb(55, 70, 190)
HSLhsl(233, 55%, 48%)
HSVhsv(233, 71%, 75%)
CMYKcmyk(71.1%, 63.2%, 0%, 25.5%)
CIE-LABlab(35.81, 34.68, -64.70)
CIE-LCHlch(35.81, 73.41, 298.19°)
OKLaboklab(46.04% 0.0045 -0.1869)
OKLCHoklch(46.04% 0.187 271.4)
XYZxyz(13.0568, 8.9089, 49.7367)
Luminance0.0891 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3746BE #BEAF37
analogous
#378ABE #3746BE #6B37BE
triadic
#3746BE #BE3746 #46BE37
tetradic
#3746BE #BE378A #BEAF37 #37BE6B
square
#3746BE #BE378A #BEAF37 #37BE6B
split-complementary
#3746BE #BE6B37 #8ABE37
monochromatic
#1C235F #29358F #3746BE #616DD1 #9099DF

Accessibility & contrast

On white

7.55
#3746BE on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.78
#3746BE on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3746BE
7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3746BE#FFFFFF#000000##FFFFFF
##3746BE1.007.552.787.55
#FFFFFF7.551.0021.001.00
#0000002.7821.001.0021.00
##FFFFFF7.551.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005BC2
Deuteranopia (green-blind)
#004EBC
Tritanopia (blue-blind)
#00657B
Achromatopsia (no color)
#545454

Design tokens & code

CSS
--color: #3746be;
/* rgb */ color: rgb(55, 70, 190);
/* oklch */ color: oklch(46.0% 0.187 271.4);
Tailwind
colors: {
  custom: {
    50: '#8079d3',
    500: '#3746be',
    950: '#000000',
  },
}
SCSS
$custom: #3746be;
$custom-light: #8079d3;
$custom-dark: #000000;
JSON
{
  "hex": "#3746be",
  "rgb": {
    "r": 55,
    "g": 70,
    "b": 190
  },
  "hsl": {
    "h": 233.333,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.46044,
    "c": 0.18691,
    "h": 271.4
  },
  "luminance": 0.0891
}

Semantic roles & 50–950 ramp

primary
#3746BE
secondary
#CAC287
accent
#CE49DE
background
#F8F7FD
surface
#F0EDFA
border
#CBC8D3
text
#0C0914
muted
#7D7B83

Preview Lab

Preview with #3746BE

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

Preview Lab → · Contrast checker → · Palette generator →

#3746BE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva