#143A42#143A42

#143A42 is a dark, muted cyan. Relative luminance 0.036; OKLCH L 32.5% C 0.045 H 213.8°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#143A42
RGB	rgb(20, 58, 66)
HSL	hsl(190, 53%, 17%)
HSV	hsv(190, 70%, 26%)
CMYK	cmyk(69.7%, 12.1%, 0%, 74.1%)
CIE-LAB	lab(22.19, -10.47, -8.95)
CIE-LCH	lch(22.19, 13.77, 220.54°)
OKLab	oklab(32.51% -0.0371 -0.0249)
OKLCH	oklch(32.51% 0.045 213.8)
XYZ	xyz(2.7845, 3.5679, 5.6951)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143A42 #421C14

analogous

#144233 #143A42 #142342

triadic

#143A42 #42143A #3A4214

tetradic

#143A42 #331442 #421C14 #234214

square

#143A42 #331442 #421C14 #234214

split-complementary

#143A42 #421423 #423314

monochromatic

#071517 #071517 #143A42 #226371 #308DA0

Accessibility & contrast

On white

12.25

#143A42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#143A42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A42

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143A42	#FFFFFF	#000000	##FFFFFF
##143A42	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343842

Deuteranopia (green-blind)

#2D3342

Tritanopia (blue-blind)

#003D3C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #143a42;
/* rgb */ color: rgb(20, 58, 66);
/* oklch */ color: oklch(32.5% 0.045 213.8);

Tailwind

colors: {
  custom: {
    50: '#587076',
    500: '#143a42',
    950: '#000000',
  },
}

SCSS

$custom: #143a42;
$custom-light: #587076;
$custom-dark: #000000;

JSON

{
  "hex": "#143a42",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 66
  },
  "hsl": {
    "h": 190.435,
    "s": 53.488,
    "l": 16.863
  },
  "oklch": {
    "l": 0.3251,
    "c": 0.04468,
    "h": 213.8
  },
  "luminance": 0.03568
}

Semantic roles & 50–950 ramp

primary

#143A42

secondary

#7A4338

accent

#644BDD

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #143A42

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

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