#3B6BD4#3B6BD4

#3B6BD4 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.2% C 0.170 H 263.4°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX#3B6BD4
RGBrgb(59, 107, 212)
HSLhsl(221, 64%, 53%)
HSVhsv(221, 72%, 83%)
CMYKcmyk(72.2%, 49.5%, 0%, 16.9%)
CIE-LABlab(47.23, 19.50, -58.87)
CIE-LCHlch(47.23, 62.01, 288.33°)
OKLaboklab(55.18% -0.0196 -0.1691)
OKLCHoklch(55.18% 0.17 263.4)
XYZxyz(18.9408, 16.1966, 64.4026)
Luminance0.1620 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B6BD4 #D4A43B
analogous
#3BB8D4 #3B6BD4 #573BD4
triadic
#3B6BD4 #D43B6B #6BD43B
tetradic
#3B6BD4 #D43BB8 #D4A43B #3BD457
square
#3B6BD4 #D43BB8 #D4A43B #3BD457
split-complementary
#3B6BD4 #D4573B #B8D43B
monochromatic
#1B397A #2650AC #3B6BD4 #6D91DF #9FB7EA

Accessibility & contrast

On white

4.95
#3B6BD4 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.24
#3B6BD4 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6BD4
4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B6BD4#FFFFFF#000000##FFFFFF
##3B6BD41.004.954.244.95
#FFFFFF4.951.0021.001.00
#0000004.2421.001.0021.00
##FFFFFF4.951.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2D77D8
Deuteranopia (green-blind)
#0069D2
Tritanopia (blue-blind)
#008495
Achromatopsia (no color)
#707070

Design tokens & code

CSS
--color: #3b6bd4;
/* rgb */ color: rgb(59, 107, 212);
/* oklch */ color: oklch(55.2% 0.170 263.4);
Tailwind
colors: {
  custom: {
    50: '#8494e2',
    500: '#3b6bd4',
    950: '#000000',
  },
}
SCSS
$custom: #3b6bd4;
$custom-light: #8494e2;
$custom-dark: #000000;
JSON
{
  "hex": "#3b6bd4",
  "rgb": {
    "r": 59,
    "g": 107,
    "b": 212
  },
  "hsl": {
    "h": 221.176,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.55181,
    "c": 0.17024,
    "h": 263.4
  },
  "luminance": 0.16199
}

Semantic roles & 50–950 ramp

primary
#3B6BD4
secondary
#D6C294
accent
#B341E7
background
#F8F9FD
surface
#F0F1FB
border
#CBCBD4
text
#0C0D15
muted
#7D7E83

Preview Lab

Preview with #3B6BD4

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

Preview Lab → · Contrast checker → · Palette generator →

#3B6BD4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva