#143F3A#143F3A

#143F3A is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.6% C 0.048 H 184.6°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX#143F3A
RGBrgb(20, 63, 58)
HSLhsl(173, 52%, 16%)
HSVhsv(173, 68%, 25%)
CMYKcmyk(68.3%, 0%, 7.9%, 75.3%)
CIE-LABlab(23.70, -16.16, -1.34)
CIE-LCHlch(23.70, 16.22, 184.75°)
OKLaboklab(33.63% -0.0477 -0.0039)
OKLCHoklch(33.63% 0.048 184.6)
XYZxyz(2.8294, 4.0089, 4.6269)
Luminance0.0401 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143F3A #3F1419
analogous
#143F25 #143F3A #142F3F
triadic
#143F3A #3A143F #3F3A14
tetradic
#143F3A #25143F #3F1419 #2F3F14
square
#143F3A #25143F #3F1419 #2F3F14
split-complementary
#143F3A #3F142F #3F2514
monochromatic
#071715 #071715 #143F3A #236D65 #319C90

Accessibility & contrast

On white

11.66
#143F3A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.80
#143F3A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143F3A
11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143F3A#FFFFFF#000000##FFFFFF
##143F3A1.0011.661.8011.66
#FFFFFF11.661.0021.001.00
#0000001.8021.001.0021.00
##FFFFFF11.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3C3B3A
Deuteranopia (green-blind)
#35363B
Tritanopia (blue-blind)
#00403D
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #143f3a;
/* rgb */ color: rgb(20, 63, 58);
/* oklch */ color: oklch(33.6% 0.048 184.6);
Tailwind
colors: {
  custom: {
    50: '#587470',
    500: '#143f3a',
    950: '#000000',
  },
}
SCSS
$custom: #143f3a;
$custom-light: #587470;
$custom-dark: #000000;
JSON
{
  "hex": "#143f3a",
  "rgb": {
    "r": 20,
    "g": 63,
    "b": 58
  },
  "hsl": {
    "h": 173.023,
    "s": 51.807,
    "l": 16.275
  },
  "oklch": {
    "l": 0.33631,
    "c": 0.04791,
    "h": 184.6
  },
  "luminance": 0.04009
}

Semantic roles & 50–950 ramp

primary
#143F3A
secondary
#77383F
accent
#4D5DDB
background
#F5F7F6
surface
#E9EDEC
border
#C5C8C7
text
#030807
muted
#787B7A

Preview Lab

Preview with #143F3A

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

Preview Lab → · Contrast checker → · Palette generator →

#143F3A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva