#143D3A#143D3A

#143D3A is a dark, muted teal. Relative luminance 0.038; OKLCH L 33.0% C 0.046 H 188.6°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#143D3A
RGB	rgb(20, 61, 58)
HSL	hsl(176, 51%, 16%)
HSV	hsv(176, 67%, 24%)
CMYK	cmyk(67.2%, 0%, 4.9%, 76.1%)
CIE-LAB	lab(22.97, -15.02, -2.42)
CIE-LCH	lch(22.97, 15.22, 189.15°)
OKLab	oklab(33.04% -0.0451 -0.0068)
OKLCH	oklch(33.04% 0.046 188.6)
XYZ	xyz(2.7206, 3.7914, 4.5906)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143D3A #3D1417

analogous

#143D25 #143D3A #142B3D

triadic

#143D3A #3A143D #3D3A14

tetradic

#143D3A #25143D #3D1417 #2B3D14

square

#143D3A #25143D #3D1417 #2B3D14

split-complementary

#143D3A #3D142B #3D2514

monochromatic

#081716 #081716 #143D3A #236B66 #329992

Accessibility & contrast

On white

11.94

#143D3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#143D3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143D3A

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143D3A	#FFFFFF	#000000	##FFFFFF
##143D3A	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393A3A

Deuteranopia (green-blind)

#33353A

Tritanopia (blue-blind)

#003F3C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143d3a;
/* rgb */ color: rgb(20, 61, 58);
/* oklch */ color: oklch(33.0% 0.046 188.6);

Tailwind

colors: {
  custom: {
    50: '#577270',
    500: '#143d3a',
    950: '#000000',
  },
}

SCSS

$custom: #143d3a;
$custom-light: #577270;
$custom-dark: #000000;

JSON

{
  "hex": "#143d3a",
  "rgb": {
    "r": 20,
    "g": 61,
    "b": 58
  },
  "hsl": {
    "h": 175.61,
    "s": 50.617,
    "l": 15.882
  },
  "oklch": {
    "l": 0.33038,
    "c": 0.04565,
    "h": 188.6
  },
  "luminance": 0.03792
}

Semantic roles & 50–950 ramp

primary

#143D3A

secondary

#75383C

accent

#4E58DA

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #143D3A

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

Preview Lab → · Contrast checker → · Palette generator →