#143D44#143D44

#143D44 is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.5% C 0.046 H 210.6°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#143D44
RGB	rgb(20, 61, 68)
HSL	hsl(189, 55%, 17%)
HSV	hsv(189, 71%, 27%)
CMYK	cmyk(70.6%, 10.3%, 0%, 73.3%)
CIE-LAB	lab(23.35, -11.59, -8.53)
CIE-LCH	lch(23.35, 14.39, 216.36°)
OKLab	oklab(33.47% -0.04 -0.0237)
OKLCH	oklch(33.47% 0.046 210.6)
XYZ	xyz(3.0002, 3.9032, 6.0630)
Luminance	0.0390 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143D44 #441B14

analogous

#144433 #143D44 #142544

triadic

#143D44 #44143D #3D4414

tetradic

#143D44 #331444 #441B14 #254414

square

#143D44 #331444 #441B14 #254414

split-complementary

#143D44 #441425 #443314

monochromatic

#071518 #071518 #143D44 #226773 #3092A3

Accessibility & contrast

On white

11.79

#143D44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#143D44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143D44

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143D44	#FFFFFF	#000000	##FFFFFF
##143D44	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373B44

Deuteranopia (green-blind)

#303544

Tritanopia (blue-blind)

#00403F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #143d44;
/* rgb */ color: rgb(20, 61, 68);
/* oklch */ color: oklch(33.5% 0.046 210.6);

Tailwind

colors: {
  custom: {
    50: '#587277',
    500: '#143d44',
    950: '#000000',
  },
}

SCSS

$custom: #143d44;
$custom-light: #587277;
$custom-dark: #000000;

JSON

{
  "hex": "#143d44",
  "rgb": {
    "r": 20,
    "g": 61,
    "b": 68
  },
  "hsl": {
    "h": 188.75,
    "s": 54.545,
    "l": 17.255
  },
  "oklch": {
    "l": 0.3347,
    "c": 0.04646,
    "h": 210.6
  },
  "luminance": 0.03904
}

Semantic roles & 50–950 ramp

primary

#143D44

secondary

#7C4238

accent

#5F4ADE

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #143D44

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

Preview Lab → · Contrast checker → · Palette generator →