#3B6DD0#3B6DD0

#3B6DD0 is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.3% C 0.162 H 262.3°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX#3B6DD0
RGBrgb(59, 109, 208)
HSLhsl(220, 61%, 52%)
HSVhsv(220, 72%, 82%)
CMYKcmyk(71.6%, 47.6%, 0%, 18.4%)
CIE-LABlab(47.52, 16.77, -56.12)
CIE-LCHlch(47.52, 58.57, 286.64°)
OKLaboklab(55.32% -0.0218 -0.161)
OKLCHoklch(55.32% 0.162 262.3)
XYZxyz(18.6534, 16.4192, 61.8484)
Luminance0.1642 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B6DD0 #D09E3B
analogous
#3BB7D0 #3B6DD0 #543BD0
triadic
#3B6DD0 #D03B6D #6DD03B
tetradic
#3B6DD0 #D03BB7 #D09E3B #3BD054
square
#3B6DD0 #D03BB7 #D09E3B #3BD054
split-complementary
#3B6DD0 #D0543B #B7D03B
monochromatic
#1C3A75 #2852A6 #3B6DD0 #6C92DC #9EB7E8

Accessibility & contrast

On white

4.90
#3B6DD0 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.28
#3B6DD0 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6DD0
4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B6DD0#FFFFFF#000000##FFFFFF
##3B6DD01.004.904.284.90
#FFFFFF4.901.0021.001.00
#0000004.2821.001.0021.00
##FFFFFF4.901.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3778D4
Deuteranopia (green-blind)
#0D6ACE
Tritanopia (blue-blind)
#008494
Achromatopsia (no color)
#717171

Design tokens & code

CSS
--color: #3b6dd0;
/* rgb */ color: rgb(59, 109, 208);
/* oklch */ color: oklch(55.3% 0.162 262.3);
Tailwind
colors: {
  custom: {
    50: '#8396df',
    500: '#3b6dd0',
    950: '#000000',
  },
}
SCSS
$custom: #3b6dd0;
$custom-light: #8396df;
$custom-dark: #000000;
JSON
{
  "hex": "#3b6dd0",
  "rgb": {
    "r": 59,
    "g": 109,
    "b": 208
  },
  "hsl": {
    "h": 219.866,
    "s": 61.317,
    "l": 52.353
  },
  "oklch": {
    "l": 0.55319,
    "c": 0.16246,
    "h": 262.3
  },
  "luminance": 0.16421
}

Semantic roles & 50–950 ramp

primary
#3B6DD0
secondary
#D4BE93
accent
#AE43E4
background
#F8F9FD
surface
#F0F1FB
border
#CBCBD4
text
#0C0D15
muted
#7D7E83

Preview Lab

Preview with #3B6DD0

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

Preview Lab → · Contrast checker → · Palette generator →

#3B6DD0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva