#143B41#143B41

#143B41 is a dark, muted teal. Relative luminance 0.037; OKLCH L 32.8% C 0.044 H 209.1°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#143B41
RGB	rgb(20, 59, 65)
HSL	hsl(188, 53%, 17%)
HSV	hsv(188, 69%, 25%)
CMYK	cmyk(69.2%, 9.2%, 0%, 74.5%)
CIE-LAB	lab(22.51, -11.44, -7.80)
CIE-LCH	lch(22.51, 13.85, 214.28°)
OKLab	oklab(32.75% -0.0389 -0.0216)
OKLCH	oklch(32.75% 0.045 209.1)
XYZ	xyz(2.8062, 3.6580, 5.5582)
Luminance	0.0366 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143B41 #411A14

analogous

#144131 #143B41 #142541

triadic

#143B41 #41143B #3B4114

tetradic

#143B41 #311441 #411A14 #254114

square

#143B41 #311441 #411A14 #254114

split-complementary

#143B41 #411425 #413114

monochromatic

#071517 #071517 #143B41 #226570 #31909F

Accessibility & contrast

On white

12.13

#143B41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#143B41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143B41

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143B41	#FFFFFF	#000000	##FFFFFF
##143B41	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363941

Deuteranopia (green-blind)

#2F3441

Tritanopia (blue-blind)

#003E3D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #143b41;
/* rgb */ color: rgb(20, 59, 65);
/* oklch */ color: oklch(32.8% 0.044 209.1);

Tailwind

colors: {
  custom: {
    50: '#587175',
    500: '#143b41',
    950: '#000000',
  },
}

SCSS

$custom: #143b41;
$custom-light: #587175;
$custom-dark: #000000;

JSON

{
  "hex": "#143b41",
  "rgb": {
    "r": 20,
    "g": 59,
    "b": 65
  },
  "hsl": {
    "h": 188,
    "s": 52.941,
    "l": 16.667
  },
  "oklch": {
    "l": 0.32752,
    "c": 0.0445,
    "h": 209.1
  },
  "luminance": 0.03658
}

Semantic roles & 50–950 ramp

primary

#143B41

secondary

#794038

accent

#5F4BDC

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #143B41

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

Preview Lab → · Contrast checker → · Palette generator →