#143F42#143F42

#143F42 is a dark, muted teal. Relative luminance 0.041; OKLCH L 34.0% C 0.047 H 201.6°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#143F42
RGB	rgb(20, 63, 66)
HSL	hsl(184, 53%, 17%)
HSV	hsv(184, 70%, 26%)
CMYK	cmyk(69.7%, 4.5%, 0%, 74.1%)
CIE-LAB	lab(23.99, -13.50, -6.23)
CIE-LCH	lch(23.99, 14.87, 204.79°)
OKLab	oklab(33.96% -0.0435 -0.0173)
OKLCH	oklch(33.96% 0.047 201.6)
XYZ	xyz(3.0489, 4.0968, 5.7833)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143F42 #421714

analogous

#14422E #143F42 #142842

triadic

#143F42 #42143F #3F4214

tetradic

#143F42 #2E1442 #421714 #284214

square

#143F42 #2E1442 #421714 #284214

split-complementary

#143F42 #421428 #422E14

monochromatic

#071617 #071617 #143F42 #226C71 #3099A0

Accessibility & contrast

On white

11.54

#143F42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#143F42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143F42

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143F42	#FFFFFF	#000000	##FFFFFF
##143F42	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3C42

Deuteranopia (green-blind)

#333742

Tritanopia (blue-blind)

#004240

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #143f42;
/* rgb */ color: rgb(20, 63, 66);
/* oklch */ color: oklch(34.0% 0.047 201.6);

Tailwind

colors: {
  custom: {
    50: '#587476',
    500: '#143f42',
    950: '#000000',
  },
}

SCSS

$custom: #143f42;
$custom-light: #587476;
$custom-dark: #000000;

JSON

{
  "hex": "#143f42",
  "rgb": {
    "r": 20,
    "g": 63,
    "b": 66
  },
  "hsl": {
    "h": 183.913,
    "s": 53.488,
    "l": 16.863
  },
  "oklch": {
    "l": 0.3396,
    "c": 0.04683,
    "h": 201.6
  },
  "luminance": 0.04097
}

Semantic roles & 50–950 ramp

primary

#143F42

secondary

#7A3C38

accent

#544BDD

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #143F42

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

Preview Lab → · Contrast checker → · Palette generator →