#143F3E#143F3E

#143F3E is a dark, muted teal. Relative luminance 0.041; OKLCH L 33.8% C 0.047 H 193.0°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#143F3E
RGB	rgb(20, 63, 62)
HSL	hsl(179, 52%, 16%)
HSV	hsv(179, 68%, 25%)
CMYK	cmyk(68.3%, 0%, 1.6%, 75.3%)
CIE-LAB	lab(23.84, -14.86, -3.80)
CIE-LCH	lch(23.84, 15.33, 194.34°)
OKLab	oklab(33.79% -0.0456 -0.0105)
OKLCH	oklch(33.79% 0.047 193)
XYZ	xyz(2.9351, 4.0512, 5.1838)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143F3E #3F1415

analogous

#143F29 #143F3E #142B3F

triadic

#143F3E #3E143F #3F3E14

tetradic

#143F3E #29143F #3F1415 #2B3F14

square

#143F3E #29143F #3F1415 #2B3F14

split-complementary

#143F3E #3F142B #3F2914

monochromatic

#071717 #071717 #143F3E #236D6C #319C99

Accessibility & contrast

On white

11.60

#143F3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#143F3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143F3E

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143F3E	#FFFFFF	#000000	##FFFFFF
##143F3E	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3C3E

Deuteranopia (green-blind)

#34373E

Tritanopia (blue-blind)

#00413F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #143f3e;
/* rgb */ color: rgb(20, 63, 62);
/* oklch */ color: oklch(33.8% 0.047 193.0);

Tailwind

colors: {
  custom: {
    50: '#587473',
    500: '#143f3e',
    950: '#000000',
  },
}

SCSS

$custom: #143f3e;
$custom-light: #587473;
$custom-dark: #000000;

JSON

{
  "hex": "#143f3e",
  "rgb": {
    "r": 20,
    "g": 63,
    "b": 62
  },
  "hsl": {
    "h": 178.605,
    "s": 51.807,
    "l": 16.275
  },
  "oklch": {
    "l": 0.3379,
    "c": 0.0468,
    "h": 193
  },
  "luminance": 0.04052
}

Semantic roles & 50–950 ramp

primary

#143F3E

secondary

#773839

accent

#4D50DB

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#040808

muted

#797B7B

Preview Lab

Preview with #143F3E

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

Preview Lab → · Contrast checker → · Palette generator →