#143347#143347

#143347 is a dark, muted cyan. Relative luminance 0.030; OKLCH L 30.8% C 0.051 H 239.7°. Best body text is #FFFFFF at 13.17:1 contrast (WCAG AA passes).

Color values

HEX	#143347
RGB	rgb(20, 51, 71)
HSL	hsl(204, 56%, 18%)
HSV	hsv(204, 72%, 28%)
CMYK	cmyk(71.8%, 28.2%, 0%, 72.2%)
CIE-LAB	lab(19.93, -4.03, -15.80)
CIE-LCH	lch(19.93, 16.31, 255.70°)
OKLab	oklab(30.78% -0.0259 -0.0444)
OKLCH	oklch(30.78% 0.051 239.7)
XYZ	xyz(2.6092, 2.9710, 6.3960)
Luminance	0.0297 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143347 #472814

analogous

#144741 #143347 #141A47

triadic

#143347 #471433 #334714

tetradic

#143347 #411447 #472814 #1A4714

square

#143347 #411447 #472814 #1A4714

split-complementary

#143347 #47141A #474114

monochromatic

#071118 #071118 #143347 #215577 #2F78A6

Accessibility & contrast

On white

13.17

#143347 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#143347 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143347

13.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143347	#FFFFFF	#000000	##FFFFFF
##143347	1.00	13.17	1.59	13.17
#FFFFFF	13.17	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3348

Deuteranopia (green-blind)

#232E47

Tritanopia (blue-blind)

#00383A

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #143347;
/* rgb */ color: rgb(20, 51, 71);
/* oklch */ color: oklch(30.8% 0.051 239.7);

Tailwind

colors: {
  custom: {
    50: '#586a7a',
    500: '#143347',
    950: '#000000',
  },
}

SCSS

$custom: #143347;
$custom-light: #586a7a;
$custom-dark: #000000;

JSON

{
  "hex": "#143347",
  "rgb": {
    "r": 20,
    "g": 51,
    "b": 71
  },
  "hsl": {
    "h": 203.529,
    "s": 56.044,
    "l": 17.843
  },
  "oklch": {
    "l": 0.30783,
    "c": 0.05143,
    "h": 239.7
  },
  "luminance": 0.02971
}

Semantic roles & 50–950 ramp

primary

#143347

secondary

#7F5438

accent

#8448DF

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040609

muted

#797A7B

Preview Lab

Preview with #143347

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

Preview Lab → · Contrast checker → · Palette generator →