#3439AD#3439AD

#3439AD is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.1% C 0.181 H 273.6°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX#3439AD
RGBrgb(52, 57, 173)
HSLhsl(238, 54%, 44%)
HSVhsv(238, 70%, 68%)
CMYKcmyk(69.9%, 67.1%, 0%, 32.2%)
CIE-LABlab(31.05, 36.50, -62.44)
CIE-LCHlch(31.05, 72.32, 300.31°)
OKLaboklab(42.06% 0.0114 -0.1804)
OKLCHoklch(42.06% 0.181 273.6)
XYZxyz(10.4196, 6.6725, 40.2659)
Luminance0.0667 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3439AD #ADA834
analogous
#3476AD #3439AD #6C34AD
triadic
#3439AD #AD3439 #39AD34
tetradic
#3439AD #AD3476 #ADA834 #34AD6C
square
#3439AD #AD3476 #ADA834 #34AD6C
split-complementary
#3439AD #AD6C34 #76AD34
monochromatic
#181A4F #26297E #3439AD #5358CB #8286D9

Accessibility & contrast

On white

9.00
#3439AD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.33
#3439AD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3439AD
9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3439AD#FFFFFF#000000##FFFFFF
##3439AD1.009.002.339.00
#FFFFFF9.001.0021.001.00
#0000002.3321.001.0021.00
##FFFFFF9.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004FB1
Deuteranopia (green-blind)
#0043AB
Tritanopia (blue-blind)
#00586E
Achromatopsia (no color)
#494949

Design tokens & code

CSS
--color: #3439ad;
/* rgb */ color: rgb(52, 57, 173);
/* oklch */ color: oklch(42.1% 0.181 273.6);
Tailwind
colors: {
  custom: {
    50: '#7c70c6',
    500: '#3439ad',
    950: '#000000',
  },
}
SCSS
$custom: #3439ad;
$custom-light: #7c70c6;
$custom-dark: #000000;
JSON
{
  "hex": "#3439ad",
  "rgb": {
    "r": 52,
    "g": 57,
    "b": 173
  },
  "hsl": {
    "h": 237.521,
    "s": 53.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42059,
    "c": 0.18073,
    "h": 273.6
  },
  "luminance": 0.06673
}

Semantic roles & 50–950 ramp

primary
#3439AD
secondary
#C3C07A
accent
#D74BDD
background
#F8F6FC
surface
#EFECF8
border
#CAC7D1
text
#0B0713
muted
#7C7A82

Preview Lab

Preview with #3439AD

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

Preview Lab → · Contrast checker → · Palette generator →

#3439AD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva