#143B3D#143B3D

#143B3D is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.6% C 0.044 H 199.9°. Best body text is #FFFFFF at 12.19:1 contrast (WCAG AA passes).

Color values

HEX#143B3D
RGBrgb(20, 59, 61)
HSLhsl(183, 51%, 16%)
HSVhsv(183, 67%, 24%)
CMYKcmyk(67.2%, 3.3%, 0%, 76.1%)
CIE-LABlab(22.35, -12.84, -5.35)
CIE-LCHlch(22.35, 13.91, 202.63°)
OKLaboklab(32.57% -0.0409 -0.0148)
OKLCHoklch(32.57% 0.044 199.9)
XYZxyz(2.6944, 3.6133, 4.9694)
Luminance0.0361 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143B3D #3D1614
analogous
#143D2A #143B3D #14263D
triadic
#143B3D #3D143B #3B3D14
tetradic
#143B3D #2A143D #3D1614 #263D14
square
#143B3D #2A143D #3D1614 #263D14
split-complementary
#143B3D #3D1426 #3D2A14
monochromatic
#081617 #081617 #143B3D #23686B #329499

Accessibility & contrast

On white

12.19
#143B3D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.72
#143B3D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143B3D
12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143B3D#FFFFFF#000000##FFFFFF
##143B3D1.0012.191.7212.19
#FFFFFF12.191.0021.001.00
#0000001.7221.001.0021.00
##FFFFFF12.191.0021.001.00

Color blindness preview

Protanopia (red-blind)
#36383D
Deuteranopia (green-blind)
#30333D
Tritanopia (blue-blind)
#003D3B
Achromatopsia (no color)
#353535

Design tokens & code

CSS
--color: #143b3d;
/* rgb */ color: rgb(20, 59, 61);
/* oklch */ color: oklch(32.6% 0.044 199.9);
Tailwind
colors: {
  custom: {
    50: '#577172',
    500: '#143b3d',
    950: '#000000',
  },
}
SCSS
$custom: #143b3d;
$custom-light: #577172;
$custom-dark: #000000;
JSON
{
  "hex": "#143b3d",
  "rgb": {
    "r": 20,
    "g": 59,
    "b": 61
  },
  "hsl": {
    "h": 182.927,
    "s": 50.617,
    "l": 15.882
  },
  "oklch": {
    "l": 0.32573,
    "c": 0.04353,
    "h": 199.9
  },
  "luminance": 0.03614
}

Semantic roles & 50–950 ramp

primary
#143B3D
secondary
#753B38
accent
#554EDA
background
#F5F6F6
surface
#E9ECEC
border
#C5C7C7
text
#030708
muted
#787A7B

Preview Lab

Preview with #143B3D

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

Preview Lab → · Contrast checker → · Palette generator →

#143B3D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva