#143B42#143B42

#143B42 is a dark, muted teal. Relative luminance 0.037; OKLCH L 32.8% C 0.045 H 211.3°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#143B42
RGB	rgb(20, 59, 66)
HSL	hsl(189, 53%, 17%)
HSV	hsv(189, 70%, 26%)
CMYK	cmyk(69.7%, 10.6%, 0%, 74.1%)
CIE-LAB	lab(22.55, -11.08, -8.41)
CIE-LCH	lch(22.55, 13.91, 217.18°)
OKLab	oklab(32.8% -0.0384 -0.0233)
OKLCH	oklch(32.8% 0.045 211.3)
XYZ	xyz(2.8354, 3.6697, 5.7121)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143B42 #421B14

analogous

#144232 #143B42 #142442

triadic

#143B42 #42143B #3B4214

tetradic

#143B42 #321442 #421B14 #244214

square

#143B42 #321442 #421B14 #244214

split-complementary

#143B42 #421424 #423214

monochromatic

#071517 #071517 #143B42 #226571 #308FA0

Accessibility & contrast

On white

12.11

#143B42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#143B42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143B42

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143B42	#FFFFFF	#000000	##FFFFFF
##143B42	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353942

Deuteranopia (green-blind)

#2E3442

Tritanopia (blue-blind)

#003E3D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #143b42;
/* rgb */ color: rgb(20, 59, 66);
/* oklch */ color: oklch(32.8% 0.045 211.3);

Tailwind

colors: {
  custom: {
    50: '#587176',
    500: '#143b42',
    950: '#000000',
  },
}

SCSS

$custom: #143b42;
$custom-light: #587176;
$custom-dark: #000000;

JSON

{
  "hex": "#143b42",
  "rgb": {
    "r": 20,
    "g": 59,
    "b": 66
  },
  "hsl": {
    "h": 189.13,
    "s": 53.488,
    "l": 16.863
  },
  "oklch": {
    "l": 0.32799,
    "c": 0.04493,
    "h": 211.3
  },
  "luminance": 0.0367
}

Semantic roles & 50–950 ramp

primary

#143B42

secondary

#7A4238

accent

#614BDD

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #143B42

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

Preview Lab → · Contrast checker → · Palette generator →