#3B4ABF#3B4ABF

#3B4ABF is a mid, vivid blue. Relative luminance 0.096; OKLCH L 47.1% C 0.182 H 271.8°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX#3B4ABF
RGBrgb(59, 74, 191)
HSLhsl(233, 53%, 49%)
HSVhsv(233, 69%, 75%)
CMYKcmyk(69.1%, 61.3%, 0%, 25.1%)
CIE-LABlab(37.09, 33.02, -63.18)
CIE-LCHlch(37.09, 71.29, 297.59°)
OKLaboklab(47.08% 0.0057 -0.1823)
OKLCHoklch(47.08% 0.182 271.8)
XYZxyz(13.6532, 9.5876, 50.4112)
Luminance0.0959 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B4ABF #BFB03B
analogous
#3B8CBF #3B4ABF #6E3BBF
triadic
#3B4ABF #BF3B4A #4ABF3B
tetradic
#3B4ABF #BF3B8C #BFB03B #3BBF6E
square
#3B4ABF #BF3B8C #BFB03B #3BBF6E
split-complementary
#3B4ABF #BF6E3B #8CBF3B
monochromatic
#1E2661 #2D3890 #3B4ABF #6773D0 #969EDF

Accessibility & contrast

On white

7.20
#3B4ABF on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.92
#3B4ABF on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4ABF
7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B4ABF#FFFFFF#000000##FFFFFF
##3B4ABF1.007.202.927.20
#FFFFFF7.201.0021.001.00
#0000002.9221.001.0021.00
##FFFFFF7.201.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005DC3
Deuteranopia (green-blind)
#0051BD
Tritanopia (blue-blind)
#00687D
Achromatopsia (no color)
#575757

Design tokens & code

CSS
--color: #3b4abf;
/* rgb */ color: rgb(59, 74, 191);
/* oklch */ color: oklch(47.1% 0.182 271.8);
Tailwind
colors: {
  custom: {
    50: '#827cd3',
    500: '#3b4abf',
    950: '#000000',
  },
}
SCSS
$custom: #3b4abf;
$custom-light: #827cd3;
$custom-dark: #000000;
JSON
{
  "hex": "#3b4abf",
  "rgb": {
    "r": 59,
    "g": 74,
    "b": 191
  },
  "hsl": {
    "h": 233.182,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.47075,
    "c": 0.18236,
    "h": 271.8
  },
  "luminance": 0.09589
}

Semantic roles & 50–950 ramp

primary
#3B4ABF
secondary
#CAC38C
accent
#CC4CDC
background
#F8F7FD
surface
#F0EEFA
border
#CBC9D3
text
#0C0914
muted
#7D7B83

Preview Lab

Preview with #3B4ABF

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

Preview Lab → · Contrast checker → · Palette generator →

#3B4ABF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva