#3B4BD3#3B4BD3

#3B4BD3 is a mid, highly saturated blue. Relative luminance 0.107; OKLCH L 49.0% C 0.207 H 271.1°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX#3B4BD3
RGBrgb(59, 75, 211)
HSLhsl(234, 63%, 53%)
HSVhsv(234, 72%, 83%)
CMYKcmyk(72%, 64.5%, 0%, 17.3%)
CIE-LABlab(39.01, 39.40, -71.66)
CIE-LCHlch(39.01, 81.78, 298.80°)
OKLaboklab(49% 0.0041 -0.2071)
OKLCHoklch(49% 0.207 271.1)
XYZxyz(16.0736, 10.6635, 62.8265)
Luminance0.1066 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B4BD3 #D3C33B
analogous
#3B97D3 #3B4BD3 #773BD3
triadic
#3B4BD3 #D33B4B #4BD33B
tetradic
#3B4BD3 #D33B97 #D3C33B #3BD377
square
#3B4BD3 #D33B97 #D3C33B #3BD377
split-complementary
#3B4BD3 #D3773B #97D33B
monochromatic
#1B2579 #2634AB #3B4BD3 #6D79DE #9FA7E9

Accessibility & contrast

On white

6.70
#3B4BD3 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.13
#3B4BD3 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4BD3
6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B4BD3#FFFFFF#000000##FFFFFF
##3B4BD31.006.703.136.70
#FFFFFF6.701.0021.001.00
#0000003.1321.001.0021.00
##FFFFFF6.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0063D7
Deuteranopia (green-blind)
#0055D0
Tritanopia (blue-blind)
#006F88
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #3b4bd3;
/* rgb */ color: rgb(59, 75, 211);
/* oklch */ color: oklch(49.0% 0.207 271.1);
Tailwind
colors: {
  custom: {
    50: '#867de2',
    500: '#3b4bd3',
    950: '#000000',
  },
}
SCSS
$custom: #3b4bd3;
$custom-light: #867de2;
$custom-dark: #000000;
JSON
{
  "hex": "#3b4bd3",
  "rgb": {
    "r": 59,
    "g": 75,
    "b": 211
  },
  "hsl": {
    "h": 233.684,
    "s": 63.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.49002,
    "c": 0.20716,
    "h": 271.1
  },
  "luminance": 0.10665
}

Semantic roles & 50–950 ramp

primary
#3B4BD3
secondary
#D6CF94
accent
#D541E6
background
#F9F7FE
surface
#F1EEFC
border
#CBC9D5
text
#0D0915
muted
#7E7B84

Preview Lab

Preview with #3B4BD3

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

Preview Lab → · Contrast checker → · Palette generator →

#3B4BD3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva