#143E8F#143E8F

#143E8F is a dark, vivid blue. Relative luminance 0.056; OKLCH L 38.8% C 0.142 H 261.8°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX#143E8F
RGBrgb(20, 62, 143)
HSLhsl(220, 75%, 32%)
HSVhsv(220, 86%, 56%)
CMYKcmyk(86%, 56.6%, 0%, 43.9%)
CIE-LABlab(28.32, 18.23, -48.76)
CIE-LCHlch(28.32, 52.06, 290.50°)
OKLaboklab(38.84% -0.0203 -0.1408)
OKLCHoklch(38.84% 0.142 261.8)
XYZxyz(6.9672, 5.5763, 26.6904)
Luminance0.0558 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143E8F #8F6514
analogous
#147C8F #143E8F #27148F
triadic
#143E8F #8F143E #3E8F14
tetradic
#143E8F #8F147C #8F6514 #148F27
square
#143E8F #8F147C #8F6514 #148F27
split-complementary
#143E8F #8F2714 #7C8F14
monochromatic
#050F24 #0C2759 #143E8F #1C55C5 #3A74E3

Accessibility & contrast

On white

9.93
#143E8F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.12
#143E8F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E8F
9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143E8F#FFFFFF#000000##FFFFFF
##143E8F1.009.932.129.93
#FFFFFF9.931.0021.001.00
#0000002.1221.001.0021.00
##FFFFFF9.931.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004992
Deuteranopia (green-blind)
#003D8D
Tritanopia (blue-blind)
#005260
Achromatopsia (no color)
#434343

Design tokens & code

CSS
--color: #143e8f;
/* rgb */ color: rgb(20, 62, 143);
/* oklch */ color: oklch(38.8% 0.142 261.8);
Tailwind
colors: {
  custom: {
    50: '#6a72b0',
    500: '#143e8f',
    950: '#000000',
  },
}
SCSS
$custom: #143e8f;
$custom-light: #6a72b0;
$custom-dark: #000000;
JSON
{
  "hex": "#143e8f",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 143
  },
  "hsl": {
    "h": 219.512,
    "s": 75.46,
    "l": 31.961
  },
  "oklch": {
    "l": 0.38839,
    "c": 0.14229,
    "h": 261.8
  },
  "luminance": 0.05577
}

Semantic roles & 50–950 ramp

primary
#143E8F
secondary
#C3953C
accent
#B236F2
background
#F6F6FA
surface
#ECECF5
border
#C7C7CF
text
#080711
muted
#7A7A80

Preview Lab

Preview with #143E8F

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

Preview Lab → · Contrast checker → · Palette generator →

#143E8F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva