#143B6A#143B6A

#143B6A is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.2% C 0.093 H 255.1°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX#143B6A
RGBrgb(20, 59, 106)
HSLhsl(213, 68%, 25%)
HSVhsv(213, 81%, 42%)
CMYKcmyk(81.1%, 44.3%, 0%, 58.4%)
CIE-LABlab(24.69, 4.85, -31.34)
CIE-LCHlch(24.69, 31.71, 278.80°)
OKLaboklab(35.2% -0.0238 -0.0896)
OKLCHoklch(35.2% 0.093 255.1)
XYZxyz(4.4530, 4.3167, 14.2314)
Luminance0.0432 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143B6A #6A4314
analogous
#14666A #143B6A #18146A
triadic
#143B6A #6A143B #3B6A14
tetradic
#143B6A #6A1466 #6A4314 #146A18
square
#143B6A #6A1466 #6A4314 #146A18
split-complementary
#143B6A #6A1814 #666A14
monochromatic
#050E1A #0A1E37 #143B6A #1E589D #2774D1

Accessibility & contrast

On white

11.27
#143B6A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.86
#143B6A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143B6A
11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143B6A#FFFFFF#000000##FFFFFF
##143B6A1.0011.271.8611.27
#FFFFFF11.271.0021.001.00
#0000001.8621.001.0021.00
##FFFFFF11.271.0021.001.00

Color blindness preview

Protanopia (red-blind)
#243F6C
Deuteranopia (green-blind)
#153769
Tritanopia (blue-blind)
#00464D
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #143b6a;
/* rgb */ color: rgb(20, 59, 106);
/* oklch */ color: oklch(35.2% 0.093 255.1);
Tailwind
colors: {
  custom: {
    50: '#607095',
    500: '#143b6a',
    950: '#000000',
  },
}
SCSS
$custom: #143b6a;
$custom-light: #607095;
$custom-dark: #000000;
JSON
{
  "hex": "#143b6a",
  "rgb": {
    "r": 20,
    "g": 59,
    "b": 106
  },
  "hsl": {
    "h": 212.791,
    "s": 68.254,
    "l": 24.706
  },
  "oklch": {
    "l": 0.35196,
    "c": 0.09275,
    "h": 255.1
  },
  "luminance": 0.04317
}

Semantic roles & 50–950 ramp

primary
#143B6A
secondary
#A17239
accent
#9C3DEB
background
#F6F6F9
surface
#EBECF1
border
#C6C7CB
text
#05070D
muted
#7A7A7E

Preview Lab

Preview with #143B6A

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

Preview Lab → · Contrast checker → · Palette generator →

#143B6A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva