#3B4CD1#3B4CD1

#3B4CD1 is a mid, highly saturated blue. Relative luminance 0.107; OKLCH L 49.0% C 0.203 H 271.0°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX#3B4CD1
RGBrgb(59, 76, 209)
HSLhsl(233, 62%, 53%)
HSVhsv(233, 72%, 82%)
CMYKcmyk(71.8%, 63.6%, 0%, 18%)
CIE-LABlab(39.07, 38.08, -70.41)
CIE-LCHlch(39.07, 80.05, 298.41°)
OKLaboklab(49% 0.0036 -0.2034)
OKLCHoklch(49% 0.203 271)
XYZxyz(15.8928, 10.7005, 61.5371)
Luminance0.1070 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B4CD1 #D1C03B
analogous
#3B97D1 #3B4CD1 #753BD1
triadic
#3B4CD1 #D13B4C #4CD13B
tetradic
#3B4CD1 #D13B97 #D1C03B #3BD175
square
#3B4CD1 #D13B97 #D1C03B #3BD175
split-complementary
#3B4CD1 #D1753B #97D13B
monochromatic
#1C2676 #2736A7 #3B4CD1 #6D79DD #9EA7E8

Accessibility & contrast

On white

6.69
#3B4CD1 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.14
#3B4CD1 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4CD1
6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B4CD1#FFFFFF#000000##FFFFFF
##3B4CD11.006.693.146.69
#FFFFFF6.691.0021.001.00
#0000003.1421.001.0021.00
##FFFFFF6.691.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0063D5
Deuteranopia (green-blind)
#0055CE
Tritanopia (blue-blind)
#006F87
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #3b4cd1;
/* rgb */ color: rgb(59, 76, 209);
/* oklch */ color: oklch(49.0% 0.203 271.0);
Tailwind
colors: {
  custom: {
    50: '#857ee0',
    500: '#3b4cd1',
    950: '#000000',
  },
}
SCSS
$custom: #3b4cd1;
$custom-light: #857ee0;
$custom-dark: #000000;
JSON
{
  "hex": "#3b4cd1",
  "rgb": {
    "r": 59,
    "g": 76,
    "b": 209
  },
  "hsl": {
    "h": 233.2,
    "s": 61.983,
    "l": 52.549
  },
  "oklch": {
    "l": 0.48996,
    "c": 0.20347,
    "h": 271
  },
  "luminance": 0.10702
}

Semantic roles & 50–950 ramp

primary
#3B4CD1
secondary
#D4CD93
accent
#D343E5
background
#F9F7FD
surface
#F1EEFB
border
#CBC9D4
text
#0D0A15
muted
#7E7C83

Preview Lab

Preview with #3B4CD1

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

Preview Lab → · Contrast checker → · Palette generator →

#3B4CD1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva