#143B37#143B37

#143B37 is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.3% C 0.044 H 186.1°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#143B37
RGB	rgb(20, 59, 55)
HSL	hsl(174, 49%, 15%)
HSV	hsv(174, 66%, 23%)
CMYK	cmyk(66.1%, 0%, 6.8%, 76.9%)
CIE-LAB	lab(22.13, -14.84, -1.65)
CIE-LCH	lch(22.13, 14.93, 186.32°)
OKLab	oklab(32.33% -0.0441 -0.0047)
OKLCH	oklch(32.33% 0.044 186.1)
XYZ	xyz(2.5417, 3.5522, 4.1654)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143B37 #3B1418

analogous

#143B23 #143B37 #142B3B

triadic

#143B37 #37143B #3B3714

tetradic

#143B37 #23143B #3B1418 #2B3B14

square

#143B37 #23143B #3B1418 #2B3B14

split-complementary

#143B37 #3B142B #3B2314

monochromatic

#081715 #081715 #143B37 #236962 #33968C

Accessibility & contrast

On white

12.28

#143B37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#143B37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143B37

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143B37	#FFFFFF	#000000	##FFFFFF
##143B37	1.00	12.28	1.71	12.28
#FFFFFF	12.28	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383837

Deuteranopia (green-blind)

#323337

Tritanopia (blue-blind)

#003C3A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #143b37;
/* rgb */ color: rgb(20, 59, 55);
/* oklch */ color: oklch(32.3% 0.044 186.1);

Tailwind

colors: {
  custom: {
    50: '#57716d',
    500: '#143b37',
    950: '#000000',
  },
}

SCSS

$custom: #143b37;
$custom-light: #57716d;
$custom-dark: #000000;

JSON

{
  "hex": "#143b37",
  "rgb": {
    "r": 20,
    "g": 59,
    "b": 55
  },
  "hsl": {
    "h": 173.846,
    "s": 49.367,
    "l": 15.49
  },
  "oklch": {
    "l": 0.32326,
    "c": 0.04437,
    "h": 186.1
  },
  "luminance": 0.03552
}

Semantic roles & 50–950 ramp

primary

#143B37

secondary

#73383E

accent

#4F5DD9

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030707

muted

#787A7A

Preview Lab

Preview with #143B37

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

Preview Lab → · Contrast checker → · Palette generator →