#143F45#143F45

#143F45 is a dark, muted teal. Relative luminance 0.041; OKLCH L 34.1% C 0.048 H 208.0°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#143F45
RGB	rgb(20, 63, 69)
HSL	hsl(187, 55%, 17%)
HSV	hsv(187, 71%, 27%)
CMYK	cmyk(71%, 8.7%, 0%, 72.9%)
CIE-LAB	lab(24.11, -12.44, -8.05)
CIE-LCH	lch(24.11, 14.82, 212.89°)
OKLab	oklab(34.09% -0.042 -0.0223)
OKLCH	oklch(34.09% 0.048 208)
XYZ	xyz(3.1397, 4.1331, 6.2614)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143F45 #451A14

analogous

#144533 #143F45 #142745

triadic

#143F45 #45143F #3F4514

tetradic

#143F45 #331445 #451A14 #274514

square

#143F45 #331445 #451A14 #274514

split-complementary

#143F45 #451427 #453314

monochromatic

#071618 #071618 #143F45 #226A74 #3096A4

Accessibility & contrast

On white

11.50

#143F45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#143F45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143F45

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143F45	#FFFFFF	#000000	##FFFFFF
##143F45	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393C45

Deuteranopia (green-blind)

#323745

Tritanopia (blue-blind)

#004241

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #143f45;
/* rgb */ color: rgb(20, 63, 69);
/* oklch */ color: oklch(34.1% 0.048 208.0);

Tailwind

colors: {
  custom: {
    50: '#597478',
    500: '#143f45',
    950: '#000000',
  },
}

SCSS

$custom: #143f45;
$custom-light: #597478;
$custom-dark: #000000;

JSON

{
  "hex": "#143f45",
  "rgb": {
    "r": 20,
    "g": 63,
    "b": 69
  },
  "hsl": {
    "h": 187.347,
    "s": 55.056,
    "l": 17.451
  },
  "oklch": {
    "l": 0.34094,
    "c": 0.04758,
    "h": 208
  },
  "luminance": 0.04133
}

Semantic roles & 50–950 ramp

primary

#143F45

secondary

#7D4038

accent

#5C49DE

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#040809

muted

#797B7B

Preview Lab

Preview with #143F45

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

Preview Lab → · Contrast checker → · Palette generator →