#143F2F#143F2F

#143F2F is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.2% C 0.056 H 165.4°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#143F2F
RGB	rgb(20, 63, 47)
HSL	hsl(158, 52%, 16%)
HSV	hsv(158, 68%, 25%)
CMYK	cmyk(68.3%, 0%, 25.4%, 75.3%)
CIE-LAB	lab(23.37, -19.44, 5.47)
CIE-LCH	lch(23.37, 20.20, 164.28°)
OKLab	oklab(33.25% -0.0539 0.014)
OKLCH	oklch(33.25% 0.056 165.4)
XYZ	xyz(2.5788, 3.9087, 3.3073)
Luminance	0.0391 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143F2F #3F1424

analogous

#143F1A #143F2F #143A3F

triadic

#143F2F #2F143F #3F2F14

tetradic

#143F2F #1A143F #3F1424 #3A3F14

square

#143F2F #1A143F #3F1424 #3A3F14

split-complementary

#143F2F #3F143A #3F1A14

monochromatic

#071711 #071711 #143F2F #236D52 #319C74

Accessibility & contrast

On white

11.79

#143F2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#143F2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143F2F

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143F2F	#FFFFFF	#000000	##FFFFFF
##143F2F	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)

#3E3A2E

Deuteranopia (green-blind)

#373630

Tritanopia (blue-blind)

#003F3B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #143f2f;
/* rgb */ color: rgb(20, 63, 47);
/* oklch */ color: oklch(33.2% 0.056 165.4);

Tailwind

colors: {
  custom: {
    50: '#577467',
    500: '#143f2f',
    950: '#000000',
  },
}

SCSS

$custom: #143f2f;
$custom-light: #577467;
$custom-dark: #000000;

JSON

{
  "hex": "#143f2f",
  "rgb": {
    "r": 20,
    "g": 63,
    "b": 47
  },
  "hsl": {
    "h": 157.674,
    "s": 51.807,
    "l": 16.275
  },
  "oklch": {
    "l": 0.33249,
    "c": 0.05568,
    "h": 165.4
  },
  "luminance": 0.03909
}

Semantic roles & 50–950 ramp

primary

#143F2F

secondary

#77384F

accent

#4D82DB

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#030806

muted

#787B7A

Preview Lab

Preview with #143F2F

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

Preview Lab → · Contrast checker → · Palette generator →