#143A3D#143A3D

#143A3D is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.3% C 0.043 H 202.4°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX#143A3D
RGBrgb(20, 58, 61)
HSLhsl(184, 51%, 16%)
HSVhsv(184, 67%, 24%)
CMYKcmyk(67.2%, 4.9%, 0%, 76.1%)
CIE-LABlab(21.99, -12.24, -5.90)
CIE-LCHlch(21.99, 13.59, 205.73°)
OKLaboklab(32.28% -0.0396 -0.0163)
OKLCHoklch(32.28% 0.043 202.4)
XYZxyz(2.6435, 3.5115, 4.9524)
Luminance0.0351 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143A3D #3D1714
analogous
#143D2B #143A3D #14253D
triadic
#143A3D #3D143A #3A3D14
tetradic
#143A3D #2B143D #3D1714 #253D14
square
#143A3D #2B143D #3D1714 #253D14
split-complementary
#143A3D #3D1425 #3D2B14
monochromatic
#081617 #081617 #143A3D #23666B #329299

Accessibility & contrast

On white

12.34
#143A3D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.70
#143A3D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A3D
12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143A3D#FFFFFF#000000##FFFFFF
##143A3D1.0012.341.7012.34
#FFFFFF12.341.0021.001.00
#0000001.7021.001.0021.00
##FFFFFF12.341.0021.001.00

Color blindness preview

Protanopia (red-blind)
#35373D
Deuteranopia (green-blind)
#2F333D
Tritanopia (blue-blind)
#003C3B
Achromatopsia (no color)
#353535

Design tokens & code

CSS
--color: #143a3d;
/* rgb */ color: rgb(20, 58, 61);
/* oklch */ color: oklch(32.3% 0.043 202.4);
Tailwind
colors: {
  custom: {
    50: '#577072',
    500: '#143a3d',
    950: '#000000',
  },
}
SCSS
$custom: #143a3d;
$custom-light: #577072;
$custom-dark: #000000;
JSON
{
  "hex": "#143a3d",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 61
  },
  "hsl": {
    "h": 184.39,
    "s": 50.617,
    "l": 15.882
  },
  "oklch": {
    "l": 0.3228,
    "c": 0.04284,
    "h": 202.4
  },
  "luminance": 0.03512
}

Semantic roles & 50–950 ramp

primary
#143A3D
secondary
#753C38
accent
#584EDA
background
#F5F6F6
surface
#E9ECEC
border
#C5C7C7
text
#030708
muted
#787A7B

Preview Lab

Preview with #143A3D

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

Preview Lab → · Contrast checker → · Palette generator →

#143A3D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva