#3765D0#3765D0

#3765D0 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.5% C 0.173 H 263.9°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX#3765D0
RGBrgb(55, 101, 208)
HSLhsl(222, 62%, 52%)
HSVhsv(222, 74%, 82%)
CMYKcmyk(73.6%, 51.4%, 0%, 18.4%)
CIE-LABlab(45.18, 21.33, -59.90)
CIE-LCHlch(45.18, 63.58, 289.60°)
OKLaboklab(53.49% -0.0183 -0.1723)
OKLCHoklch(53.49% 0.173 263.9)
XYZxyz(17.6104, 14.6717, 61.5661)
Luminance0.1467 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3765D0 #D0A237
analogous
#37B1D0 #3765D0 #5637D0
triadic
#3765D0 #D03765 #65D037
tetradic
#3765D0 #D037B1 #D0A237 #37D056
square
#3765D0 #D037B1 #D0A237 #37D056
split-complementary
#3765D0 #D05637 #B1D037
monochromatic
#1B3572 #264CA3 #3765D0 #698BDC #9AB1E7

Accessibility & contrast

On white

5.34
#3765D0 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.93
#3765D0 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3765D0
5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3765D0#FFFFFF#000000##FFFFFF
##3765D01.005.343.935.34
#FFFFFF5.341.0021.001.00
#0000003.9321.001.0021.00
##FFFFFF5.341.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1F72D4
Deuteranopia (green-blind)
#0064CE
Tritanopia (blue-blind)
#007F91
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #3765d0;
/* rgb */ color: rgb(55, 101, 208);
/* oklch */ color: oklch(53.5% 0.173 263.9);
Tailwind
colors: {
  custom: {
    50: '#8290df',
    500: '#3765d0',
    950: '#000000',
  },
}
SCSS
$custom: #3765d0;
$custom-light: #8290df;
$custom-dark: #000000;
JSON
{
  "hex": "#3765d0",
  "rgb": {
    "r": 55,
    "g": 101,
    "b": 208
  },
  "hsl": {
    "h": 221.961,
    "s": 61.943,
    "l": 51.569
  },
  "oklch": {
    "l": 0.53491,
    "c": 0.17329,
    "h": 263.9
  },
  "luminance": 0.14674
}

Semantic roles & 50–950 ramp

primary
#3765D0
secondary
#D3BF90
accent
#B443E5
background
#F8F8FD
surface
#F0F0FB
border
#CBCBD4
text
#0C0C15
muted
#7D7D83

Preview Lab

Preview with #3765D0

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

Preview Lab → · Contrast checker → · Palette generator →

#3765D0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva