#143A4A#143A4A

#143A4A is a dark, muted cyan. Relative luminance 0.037; OKLCH L 32.9% C 0.051 H 229.0°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#143A4A
RGB	rgb(20, 58, 74)
HSL	hsl(198, 57%, 18%)
HSV	hsv(198, 73%, 29%)
CMYK	cmyk(73%, 21.6%, 0%, 71%)
CIE-LAB	lab(22.55, -7.48, -13.76)
CIE-LCH	lch(22.55, 15.66, 241.47°)
OKLab	oklab(32.91% -0.0334 -0.0385)
OKLCH	oklch(32.91% 0.051 229)
XYZ	xyz(3.0371, 3.6689, 7.0254)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143A4A #4A2414

analogous

#144A3F #143A4A #141F4A

triadic

#143A4A #4A143A #3A4A14

tetradic

#143A4A #3F144A #4A2414 #1F4A14

square

#143A4A #3F144A #4A2414 #1F4A14

split-complementary

#143A4A #4A141F #4A3F14

monochromatic

#071318 #07141A #143A4A #21607A #2E86AA

Accessibility & contrast

On white

12.11

#143A4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#143A4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A4A

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143A4A	#FFFFFF	#000000	##FFFFFF
##143A4A	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#32394B

Deuteranopia (green-blind)

#2A334A

Tritanopia (blue-blind)

#003F3F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #143a4a;
/* rgb */ color: rgb(20, 58, 74);
/* oklch */ color: oklch(32.9% 0.051 229.0);

Tailwind

colors: {
  custom: {
    50: '#59707c',
    500: '#143a4a',
    950: '#000000',
  },
}

SCSS

$custom: #143a4a;
$custom-light: #59707c;
$custom-dark: #000000;

JSON

{
  "hex": "#143a4a",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 74
  },
  "hsl": {
    "h": 197.778,
    "s": 57.447,
    "l": 18.431
  },
  "oklch": {
    "l": 0.32914,
    "c": 0.05099,
    "h": 229
  },
  "luminance": 0.03669
}

Semantic roles & 50–950 ramp

primary

#143A4A

secondary

#824E38

accent

#7547E1

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040709

muted

#797A7B

Preview Lab

Preview with #143A4A

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

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