#143D3E#143D3E

#143D3E is a dark, muted teal. Relative luminance 0.038; OKLCH L 33.2% C 0.045 H 197.4°. Best body text is #FFFFFF at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#143D3E
RGB	rgb(20, 61, 62)
HSL	hsl(181, 51%, 16%)
HSV	hsv(181, 68%, 24%)
CMYK	cmyk(67.7%, 1.6%, 0%, 75.7%)
CIE-LAB	lab(23.11, -13.69, -4.88)
CIE-LCH	lch(23.11, 14.53, 199.62°)
OKLab	oklab(33.2% -0.043 -0.0135)
OKLCH	oklch(33.2% 0.045 197.4)
XYZ	xyz(2.8264, 3.8337, 5.1475)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143D3E #3E1514

analogous

#143E2A #143D3E #14283E

triadic

#143D3E #3E143D #3D3E14

tetradic

#143D3E #2A143E #3E1514 #283E14

square

#143D3E #2A143E #3E1514 #283E14

split-complementary

#143D3E #3E1428 #3E2A14

monochromatic

#071717 #071717 #143D3E #236B6C #32989B

Accessibility & contrast

On white

11.89

#143D3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#143D3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143D3E

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143D3E	#FFFFFF	#000000	##FFFFFF
##143D3E	1.00	11.89	1.77	11.89
#FFFFFF	11.89	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393A3E

Deuteranopia (green-blind)

#32353E

Tritanopia (blue-blind)

#003F3D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143d3e;
/* rgb */ color: rgb(20, 61, 62);
/* oklch */ color: oklch(33.2% 0.045 197.4);

Tailwind

colors: {
  custom: {
    50: '#587273',
    500: '#143d3e',
    950: '#000000',
  },
}

SCSS

$custom: #143d3e;
$custom-light: #587273;
$custom-dark: #000000;

JSON

{
  "hex": "#143d3e",
  "rgb": {
    "r": 20,
    "g": 61,
    "b": 62
  },
  "hsl": {
    "h": 181.429,
    "s": 51.22,
    "l": 16.078
  },
  "oklch": {
    "l": 0.33203,
    "c": 0.04509,
    "h": 197.4
  },
  "luminance": 0.03834
}

Semantic roles & 50–950 ramp

primary

#143D3E

secondary

#763938

accent

#504DDB

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030808

muted

#787B7B

Preview Lab

Preview with #143D3E

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

Preview Lab → · Contrast checker → · Palette generator →