#143E89#143E89

#143E89 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.3% C 0.134 H 261.0°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX#143E89
RGBrgb(20, 62, 137)
HSLhsl(218, 75%, 31%)
HSVhsv(218, 85%, 54%)
CMYKcmyk(85.4%, 54.7%, 0%, 46.3%)
CIE-LABlab(27.84, 15.75, -45.82)
CIE-LCHlch(27.84, 48.45, 288.97°)
OKLaboklab(38.33% -0.0209 -0.1322)
OKLCHoklch(38.33% 0.134 261)
XYZxyz(6.5248, 5.3993, 24.3603)
Luminance0.0540 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143E89 #895F14
analogous
#147889 #143E89 #251489
triadic
#143E89 #89143E #3E8914
tetradic
#143E89 #891478 #895F14 #148925
square
#143E89 #891478 #895F14 #148925
split-complementary
#143E89 #892514 #788914
monochromatic
#040E1E #0C2654 #143E89 #1C56BE #3673E2

Accessibility & contrast

On white

10.10
#143E89 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.08
#143E89 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E89
10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143E89#FFFFFF#000000##FFFFFF
##143E891.0010.102.0810.10
#FFFFFF10.101.0021.001.00
#0000002.0821.001.0021.00
##FFFFFF10.101.0021.001.00

Color blindness preview

Protanopia (red-blind)
#02478C
Deuteranopia (green-blind)
#003D88
Tritanopia (blue-blind)
#00505D
Achromatopsia (no color)
#424242

Design tokens & code

CSS
--color: #143e89;
/* rgb */ color: rgb(20, 62, 137);
/* oklch */ color: oklch(38.3% 0.134 261.0);
Tailwind
colors: {
  custom: {
    50: '#6872ac',
    500: '#143e89',
    950: '#000000',
  },
}
SCSS
$custom: #143e89;
$custom-light: #6872ac;
$custom-dark: #000000;
JSON
{
  "hex": "#143e89",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 137
  },
  "hsl": {
    "h": 218.462,
    "s": 74.522,
    "l": 30.784
  },
  "oklch": {
    "l": 0.3833,
    "c": 0.13384,
    "h": 261
  },
  "luminance": 0.054
}

Semantic roles & 50–950 ramp

primary
#143E89
secondary
#BD8F3C
accent
#AE37F1
background
#F6F6FA
surface
#ECECF4
border
#C7C7CE
text
#070710
muted
#7A7A7F

Preview Lab

Preview with #143E89

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

Preview Lab → · Contrast checker → · Palette generator →

#143E89 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva