#143B6D#143B6D

#143B6D is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.4% C 0.097 H 256.2°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX#143B6D
RGBrgb(20, 59, 109)
HSLhsl(214, 69%, 25%)
HSVhsv(214, 82%, 43%)
CMYKcmyk(81.7%, 45.9%, 0%, 57.3%)
CIE-LABlab(24.89, 6.12, -32.95)
CIE-LCHlch(24.89, 33.51, 280.51°)
OKLaboklab(35.41% -0.0231 -0.0944)
OKLCHoklch(35.41% 0.097 256.2)
XYZxyz(4.6118, 4.3802, 15.0674)
Luminance0.0438 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143B6D #6D4614
analogous
#14676D #143B6D #1A146D
triadic
#143B6D #6D143B #3B6D14
tetradic
#143B6D #6D1467 #6D4614 #146D1A
square
#143B6D #6D1467 #6D4614 #146D1A
split-complementary
#143B6D #6D1A14 #676D14
monochromatic
#050E1A #0B1F39 #143B6D #1D57A1 #2773D4

Accessibility & contrast

On white

11.19
#143B6D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.88
#143B6D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143B6D
11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143B6D#FFFFFF#000000##FFFFFF
##143B6D1.0011.191.8811.19
#FFFFFF11.191.0021.001.00
#0000001.8821.001.0021.00
##FFFFFF11.191.0021.001.00

Color blindness preview

Protanopia (red-blind)
#223F6F
Deuteranopia (green-blind)
#10376C
Tritanopia (blue-blind)
#00474E
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #143b6d;
/* rgb */ color: rgb(20, 59, 109);
/* oklch */ color: oklch(35.4% 0.097 256.2);
Tailwind
colors: {
  custom: {
    50: '#617097',
    500: '#143b6d',
    950: '#000000',
  },
}
SCSS
$custom: #143b6d;
$custom-light: #617097;
$custom-dark: #000000;
JSON
{
  "hex": "#143b6d",
  "rgb": {
    "r": 20,
    "g": 59,
    "b": 109
  },
  "hsl": {
    "h": 213.708,
    "s": 68.992,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35414,
    "c": 0.09717,
    "h": 256.2
  },
  "luminance": 0.04381
}

Semantic roles & 50–950 ramp

primary
#143B6D
secondary
#A47539
accent
#9F3CEC
background
#F6F6F9
surface
#EBECF2
border
#C6C7CC
text
#06070D
muted
#7A7A7E

Preview Lab

Preview with #143B6D

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

Preview Lab → · Contrast checker → · Palette generator →

#143B6D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva