#143E7D#143E7D

#143E7D is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.4% C 0.117 H 258.8°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX#143E7D
RGBrgb(20, 62, 125)
HSLhsl(216, 72%, 28%)
HSVhsv(216, 84%, 49%)
CMYKcmyk(84%, 50.4%, 0%, 51%)
CIE-LABlab(26.94, 10.74, -39.79)
CIE-LCHlch(26.94, 41.22, 285.10°)
OKLaboklab(37.36% -0.0226 -0.1144)
OKLCHoklch(37.36% 0.117 258.8)
XYZxyz(5.7114, 5.0739, 20.0764)
Luminance0.0508 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143E7D #7D5314
analogous
#14727D #143E7D #1E147D
triadic
#143E7D #7D143E #3E7D14
tetradic
#143E7D #7D1472 #7D5314 #147D1E
square
#143E7D #7D1472 #7D5314 #147D1E
split-complementary
#143E7D #7D1E14 #727D14
monochromatic
#040D1A #0C2448 #143E7D #1C58B2 #2E74DE

Accessibility & contrast

On white

10.42
#143E7D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.02
#143E7D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E7D
10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143E7D#FFFFFF#000000##FFFFFF
##143E7D1.0010.422.0210.42
#FFFFFF10.421.0021.001.00
#0000002.0221.001.0021.00
##FFFFFF10.421.0021.001.00

Color blindness preview

Protanopia (red-blind)
#19457F
Deuteranopia (green-blind)
#003B7C
Tritanopia (blue-blind)
#004D57
Achromatopsia (no color)
#404040

Design tokens & code

CSS
--color: #143e7d;
/* rgb */ color: rgb(20, 62, 125);
/* oklch */ color: oklch(37.4% 0.117 258.8);
Tailwind
colors: {
  custom: {
    50: '#6572a3',
    500: '#143e7d',
    950: '#000000',
  },
}
SCSS
$custom: #143e7d;
$custom-light: #6572a3;
$custom-dark: #000000;
JSON
{
  "hex": "#143e7d",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 125
  },
  "hsl": {
    "h": 216,
    "s": 72.414,
    "l": 28.431
  },
  "oklch": {
    "l": 0.37357,
    "c": 0.11666,
    "h": 258.8
  },
  "luminance": 0.05075
}

Semantic roles & 50–950 ramp

primary
#143E7D
secondary
#B2823A
accent
#A639EF
background
#F6F6FA
surface
#EBECF4
border
#C6C7CE
text
#06070F
muted
#7A7A7F

Preview Lab

Preview with #143E7D

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

Preview Lab → · Contrast checker → · Palette generator →

#143E7D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva