#143F2B#143F2B

#143F2B is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.1% C 0.060 H 160.2°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#143F2B
RGB	rgb(20, 63, 43)
HSL	hsl(152, 52%, 16%)
HSV	hsv(152, 68%, 25%)
CMYK	cmyk(68.3%, 0%, 31.7%, 75.3%)
CIE-LAB	lab(23.26, -20.51, 7.96)
CIE-LCH	lch(23.26, 22.00, 158.79°)
OKLab	oklab(33.13% -0.0562 0.0203)
OKLCH	oklch(33.13% 0.06 160.2)
XYZ	xyz(2.5018, 3.8779, 2.9017)
Luminance	0.0388 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143F2B #3F1428

analogous

#143F16 #143F2B #143E3F

triadic

#143F2B #2B143F #3F2B14

tetradic

#143F2B #16143F #3F1428 #3E3F14

square

#143F2B #16143F #3F1428 #3E3F14

split-complementary

#143F2B #3F143E #3F1614

monochromatic

#071710 #071710 #143F2B #236D4B #319C6A

Accessibility & contrast

On white

11.83

#143F2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#143F2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143F2B

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143F2B	#FFFFFF	#000000	##FFFFFF
##143F2B	1.00	11.83	1.78	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3A2A

Deuteranopia (green-blind)

#38362C

Tritanopia (blue-blind)

#023F3A

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143f2b;
/* rgb */ color: rgb(20, 63, 43);
/* oklch */ color: oklch(33.1% 0.060 160.2);

Tailwind

colors: {
  custom: {
    50: '#577464',
    500: '#143f2b',
    950: '#000000',
  },
}

SCSS

$custom: #143f2b;
$custom-light: #577464;
$custom-dark: #000000;

JSON

{
  "hex": "#143f2b",
  "rgb": {
    "r": 20,
    "g": 63,
    "b": 43
  },
  "hsl": {
    "h": 152.093,
    "s": 51.807,
    "l": 16.275
  },
  "oklch": {
    "l": 0.3313,
    "c": 0.05971,
    "h": 160.2
  },
  "luminance": 0.03878
}

Semantic roles & 50–950 ramp

primary

#143F2B

secondary

#773855

accent

#4D8FDB

background

#F5F7F5

surface

#E9EDEA

border

#C5C8C6

text

#030805

muted

#787B79

Preview Lab

Preview with #143F2B

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

Preview Lab → · Contrast checker → · Palette generator →