#143578#143578

#143578 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 34.9% C 0.121 H 262.3°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX#143578
RGBrgb(20, 53, 120)
HSLhsl(220, 71%, 27%)
HSVhsv(220, 83%, 47%)
CMYKcmyk(83.3%, 55.8%, 0%, 52.9%)
CIE-LABlab(23.84, 15.01, -41.66)
CIE-LCHlch(23.84, 44.28, 289.82°)
OKLaboklab(34.86% -0.0162 -0.1201)
OKLCHoklch(34.86% 0.121 262.3)
XYZxyz(4.9505, 4.0504, 18.2865)
Luminance0.0405 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143578 #785714
analogous
#146778 #143578 #251478
triadic
#143578 #781435 #357814
tetradic
#143578 #781467 #785714 #147825
square
#143578 #781467 #785714 #147825
split-complementary
#143578 #782514 #677814
monochromatic
#040C1A #0B1E44 #143578 #1D4CAC #2B65DC

Accessibility & contrast

On white

11.60
#143578 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.81
#143578 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143578
11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143578#FFFFFF#000000##FFFFFF
##1435781.0011.601.8111.60
#FFFFFF11.601.0021.001.00
#0000001.8121.001.0021.00
##FFFFFF11.601.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003E7A
Deuteranopia (green-blind)
#003477
Tritanopia (blue-blind)
#004551
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #143578;
/* rgb */ color: rgb(20, 53, 120);
/* oklch */ color: oklch(34.9% 0.121 262.3);
Tailwind
colors: {
  custom: {
    50: '#646ba0',
    500: '#143578',
    950: '#000000',
  },
}
SCSS
$custom: #143578;
$custom-light: #646ba0;
$custom-dark: #000000;
JSON
{
  "hex": "#143578",
  "rgb": {
    "r": 20,
    "g": 53,
    "b": 120
  },
  "hsl": {
    "h": 220.2,
    "s": 71.429,
    "l": 27.451
  },
  "oklch": {
    "l": 0.34863,
    "c": 0.12123,
    "h": 262.3
  },
  "luminance": 0.04051
}

Semantic roles & 50–950 ramp

primary
#143578
secondary
#AE883A
accent
#B33AEE
background
#F6F6F9
surface
#EBEBF2
border
#C6C6CC
text
#06060F
muted
#7A7A7E

Preview Lab

Preview with #143578

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

Preview Lab → · Contrast checker → · Palette generator →

#143578 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva