#143379#143379

#143379 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.5% C 0.125 H 263.3°. Best body text is #FFFFFF at 11.80:1 contrast (WCAG AA passes).

Color values

HEX#143379
RGBrgb(20, 51, 121)
HSLhsl(222, 72%, 28%)
HSVhsv(222, 83%, 47%)
CMYKcmyk(83.5%, 57.9%, 0%, 52.5%)
CIE-LABlab(23.33, 16.86, -43.13)
CIE-LCHlch(23.33, 46.31, 291.36°)
OKLaboklab(34.5% -0.0146 -0.1245)
OKLCHoklch(34.5% 0.125 263.3)
XYZxyz(4.9223, 3.8963, 18.5781)
Luminance0.0390 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143379 #795A14
analogous
#146579 #143379 #271479
triadic
#143379 #791433 #337914
tetradic
#143379 #791465 #795A14 #147927
square
#143379 #791465 #795A14 #147927
split-complementary
#143379 #792714 #657914
monochromatic
#040B1A #0B1D44 #143379 #1D49AE #2B62DC

Accessibility & contrast

On white

11.80
#143379 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.78
#143379 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143379
11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143379#FFFFFF#000000##FFFFFF
##1433791.0011.801.7811.80
#FFFFFF11.801.0021.001.00
#0000001.7821.001.0021.00
##FFFFFF11.801.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003C7B
Deuteranopia (green-blind)
#003378
Tritanopia (blue-blind)
#004450
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #143379;
/* rgb */ color: rgb(20, 51, 121);
/* oklch */ color: oklch(34.5% 0.125 263.3);
Tailwind
colors: {
  custom: {
    50: '#646aa0',
    500: '#143379',
    950: '#000000',
  },
}
SCSS
$custom: #143379;
$custom-light: #646aa0;
$custom-dark: #000000;
JSON
{
  "hex": "#143379",
  "rgb": {
    "r": 20,
    "g": 51,
    "b": 121
  },
  "hsl": {
    "h": 221.584,
    "s": 71.631,
    "l": 27.647
  },
  "oklch": {
    "l": 0.34501,
    "c": 0.12534,
    "h": 263.3
  },
  "luminance": 0.03897
}

Semantic roles & 50–950 ramp

primary
#143379
secondary
#AF8B3A
accent
#B739EE
background
#F6F6F9
surface
#EBEBF2
border
#C6C6CC
text
#06060F
muted
#7A7A7E

Preview Lab

Preview with #143379

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

Preview Lab → · Contrast checker → · Palette generator →

#143379 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva