#143C43#143C43

#143C43 is a dark, muted teal. Relative luminance 0.038; OKLCH L 33.1% C 0.046 H 210.9°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#143C43
RGB	rgb(20, 60, 67)
HSL	hsl(189, 54%, 17%)
HSV	hsv(189, 70%, 26%)
CMYK	cmyk(70.1%, 10.4%, 0%, 73.7%)
CIE-LAB	lab(22.95, -11.34, -8.47)
CIE-LCH	lch(22.95, 14.15, 216.75°)
OKLab	oklab(33.14% -0.0392 -0.0235)
OKLCH	oklch(33.14% 0.046 210.9)
XYZ	xyz(2.9170, 3.7854, 5.8860)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143C43 #431B14

analogous

#144333 #143C43 #142543

triadic

#143C43 #43143C #3C4314

tetradic

#143C43 #331443 #431B14 #254314

square

#143C43 #331443 #431B14 #254314

split-complementary

#143C43 #431425 #433314

monochromatic

#071518 #071518 #143C43 #226672 #3090A1

Accessibility & contrast

On white

11.95

#143C43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#143C43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143C43

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143C43	#FFFFFF	#000000	##FFFFFF
##143C43	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363A43

Deuteranopia (green-blind)

#2F3543

Tritanopia (blue-blind)

#003F3E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143c43;
/* rgb */ color: rgb(20, 60, 67);
/* oklch */ color: oklch(33.1% 0.046 210.9);

Tailwind

colors: {
  custom: {
    50: '#587177',
    500: '#143c43',
    950: '#000000',
  },
}

SCSS

$custom: #143c43;
$custom-light: #587177;
$custom-dark: #000000;

JSON

{
  "hex": "#143c43",
  "rgb": {
    "r": 20,
    "g": 60,
    "b": 67
  },
  "hsl": {
    "h": 188.936,
    "s": 54.023,
    "l": 17.059
  },
  "oklch": {
    "l": 0.33135,
    "c": 0.0457,
    "h": 210.9
  },
  "luminance": 0.03786
}

Semantic roles & 50–950 ramp

primary

#143C43

secondary

#7B4238

accent

#604ADD

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040708

muted

#797A7B

Preview Lab

Preview with #143C43

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

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