#143A3D#143A3D

#143A3D is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.3% C 0.043 H 202.4°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#143A3D
RGB	rgb(20, 58, 61)
HSL	hsl(184, 51%, 16%)
HSV	hsv(184, 67%, 24%)
CMYK	cmyk(67.2%, 4.9%, 0%, 76.1%)
CIE-LAB	lab(21.99, -12.24, -5.90)
CIE-LCH	lch(21.99, 13.59, 205.73°)
OKLab	oklab(32.28% -0.0396 -0.0163)
OKLCH	oklch(32.28% 0.043 202.4)
XYZ	xyz(2.6435, 3.5115, 4.9524)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143A3D #3D1714

analogous

#143D2B #143A3D #14253D

triadic

#143A3D #3D143A #3A3D14

tetradic

#143A3D #2B143D #3D1714 #253D14

square

#143A3D #2B143D #3D1714 #253D14

split-complementary

#143A3D #3D1425 #3D2B14

monochromatic

#081617 #081617 #143A3D #23666B #329299

Accessibility & contrast

On white

12.34

#143A3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#143A3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A3D

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143A3D	#FFFFFF	#000000	##FFFFFF
##143A3D	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35373D

Deuteranopia (green-blind)

#2F333D

Tritanopia (blue-blind)

#003C3B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #143a3d;
/* rgb */ color: rgb(20, 58, 61);
/* oklch */ color: oklch(32.3% 0.043 202.4);

Tailwind

colors: {
  custom: {
    50: '#577072',
    500: '#143a3d',
    950: '#000000',
  },
}

SCSS

$custom: #143a3d;
$custom-light: #577072;
$custom-dark: #000000;

JSON

{
  "hex": "#143a3d",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 61
  },
  "hsl": {
    "h": 184.39,
    "s": 50.617,
    "l": 15.882
  },
  "oklch": {
    "l": 0.3228,
    "c": 0.04284,
    "h": 202.4
  },
  "luminance": 0.03512
}

Semantic roles & 50–950 ramp

primary

#143A3D

secondary

#753C38

accent

#584EDA

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030708

muted

#787A7B

Preview Lab

Preview with #143A3D

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

Preview Lab → · Contrast checker → · Palette generator →