#3768C6#3768C6

#3768C6 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.4% C 0.156 H 261.9°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX#3768C6
RGBrgb(55, 104, 198)
HSLhsl(219, 57%, 50%)
HSVhsv(219, 72%, 78%)
CMYKcmyk(72.2%, 47.5%, 0%, 22.4%)
CIE-LABlab(45.34, 15.72, -53.89)
CIE-LCHlch(45.34, 56.14, 286.26°)
OKLaboklab(53.4% -0.022 -0.1546)
OKLCHoklch(53.4% 0.156 261.9)
XYZxyz(16.7153, 14.7883, 55.3886)
Luminance0.1479 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3768C6 #C69537
analogous
#37AFC6 #3768C6 #4E37C6
triadic
#3768C6 #C63768 #68C637
tetradic
#3768C6 #C637AF #C69537 #37C64E
square
#3768C6 #C637AF #C69537 #37C64E
split-complementary
#3768C6 #C64E37 #AFC637
monochromatic
#1C3666 #2A4F96 #3768C6 #668CD4 #96B0E2

Accessibility & contrast

On white

5.31
#3768C6 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.96
#3768C6 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3768C6
5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3768C6#FFFFFF#000000##FFFFFF
##3768C61.005.313.965.31
#FFFFFF5.311.0021.001.00
#0000003.9621.001.0021.00
##FFFFFF5.311.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3572C9
Deuteranopia (green-blind)
#0E65C4
Tritanopia (blue-blind)
#007E8D
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #3768c6;
/* rgb */ color: rgb(55, 104, 198);
/* oklch */ color: oklch(53.4% 0.156 261.9);
Tailwind
colors: {
  custom: {
    50: '#8092d8',
    500: '#3768c6',
    950: '#000000',
  },
}
SCSS
$custom: #3768c6;
$custom-light: #8092d8;
$custom-dark: #000000;
JSON
{
  "hex": "#3768c6",
  "rgb": {
    "r": 55,
    "g": 104,
    "b": 198
  },
  "hsl": {
    "h": 219.441,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.53403,
    "c": 0.15615,
    "h": 261.9
  },
  "luminance": 0.1479
}

Semantic roles & 50–950 ramp

primary
#3768C6
secondary
#CDB78C
accent
#AC48E0
background
#F8F8FD
surface
#F0F0FA
border
#CBCBD3
text
#0B0C14
muted
#7C7D83

Preview Lab

Preview with #3768C6

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

Preview Lab → · Contrast checker → · Palette generator →

#3768C6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva