#143789#143789

#143789 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.8% C 0.143 H 263.5°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX#143789
RGBrgb(20, 55, 137)
HSLhsl(222, 75%, 31%)
HSVhsv(222, 85%, 54%)
CMYKcmyk(85.4%, 59.9%, 0%, 46.3%)
CIE-LABlab(25.82, 20.66, -49.11)
CIE-LCHlch(25.82, 53.28, 292.82°)
OKLaboklab(36.8% -0.0162 -0.142)
OKLCHoklch(36.8% 0.143 263.5)
XYZxyz(6.1684, 4.6865, 24.2415)
Luminance0.0469 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143789 #896614
analogous
#147189 #143789 #2B1489
triadic
#143789 #891437 #378914
tetradic
#143789 #891471 #896614 #14892B
square
#143789 #891471 #896614 #14892B
split-complementary
#143789 #892B14 #718914
monochromatic
#040C1E #0C2254 #143789 #1C4CBE #3669E2

Accessibility & contrast

On white

10.84
#143789 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.94
#143789 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143789
10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143789#FFFFFF#000000##FFFFFF
##1437891.0010.841.9410.84
#FFFFFF10.841.0021.001.00
#0000001.9421.001.0021.00
##FFFFFF10.841.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00438C
Deuteranopia (green-blind)
#003887
Tritanopia (blue-blind)
#004C5A
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #143789;
/* rgb */ color: rgb(20, 55, 137);
/* oklch */ color: oklch(36.8% 0.143 263.5);
Tailwind
colors: {
  custom: {
    50: '#686dac',
    500: '#143789',
    950: '#000000',
  },
}
SCSS
$custom: #143789;
$custom-light: #686dac;
$custom-dark: #000000;
JSON
{
  "hex": "#143789",
  "rgb": {
    "r": 20,
    "g": 55,
    "b": 137
  },
  "hsl": {
    "h": 222.051,
    "s": 74.522,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36802,
    "c": 0.14292,
    "h": 263.5
  },
  "luminance": 0.04687
}

Semantic roles & 50–950 ramp

primary
#143789
secondary
#BD963C
accent
#B937F1
background
#F6F6FA
surface
#ECEBF4
border
#C7C6CE
text
#070710
muted
#7A7A7F

Preview Lab

Preview with #143789

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

Preview Lab → · Contrast checker → · Palette generator →

#143789 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva