#3755C4#3755C4

#3755C4 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.4% C 0.177 H 267.8°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX#3755C4
RGBrgb(55, 85, 196)
HSLhsl(227, 56%, 49%)
HSVhsv(227, 72%, 77%)
CMYKcmyk(71.9%, 56.6%, 0%, 23.1%)
CIE-LABlab(40.07, 27.22, -61.26)
CIE-LCHlch(40.07, 67.03, 293.96°)
OKLaboklab(49.36% -0.0066 -0.1766)
OKLCHoklch(49.36% 0.177 267.8)
XYZxyz(14.7844, 11.2932, 53.6145)
Luminance0.1129 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3755C4 #C4A637
analogous
#379CC4 #3755C4 #6037C4
triadic
#3755C4 #C43755 #55C437
tetradic
#3755C4 #C4379C #C4A637 #37C460
square
#3755C4 #C4379C #C4A637 #37C460
split-complementary
#3755C4 #C46037 #9CC437
monochromatic
#1C2C64 #2A4094 #3755C4 #657CD4 #94A5E1

Accessibility & contrast

On white

6.44
#3755C4 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.26
#3755C4 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3755C4
6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3755C4#FFFFFF#000000##FFFFFF
##3755C41.006.443.266.44
#FFFFFF6.441.0021.001.00
#0000003.2621.001.0021.00
##FFFFFF6.441.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0065C8
Deuteranopia (green-blind)
#0058C2
Tritanopia (blue-blind)
#007084
Achromatopsia (no color)
#5E5E5E

Design tokens & code

CSS
--color: #3755c4;
/* rgb */ color: rgb(55, 85, 196);
/* oklch */ color: oklch(49.4% 0.177 267.8);
Tailwind
colors: {
  custom: {
    50: '#8084d7',
    500: '#3755c4',
    950: '#000000',
  },
}
SCSS
$custom: #3755c4;
$custom-light: #8084d7;
$custom-dark: #000000;
JSON
{
  "hex": "#3755c4",
  "rgb": {
    "r": 55,
    "g": 85,
    "b": 196
  },
  "hsl": {
    "h": 227.234,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49358,
    "c": 0.1767,
    "h": 267.8
  },
  "luminance": 0.11295
}

Semantic roles & 50–950 ramp

primary
#3755C4
secondary
#CCBE8B
accent
#BF48DF
background
#F8F8FD
surface
#F0EFFA
border
#CBCAD3
text
#0C0A14
muted
#7D7C83

Preview Lab

Preview with #3755C4

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

Preview Lab → · Contrast checker → · Palette generator →

#3755C4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva