#143363#143363

#143363 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.7% C 0.093 H 259.0°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#143363
RGB	rgb(20, 51, 99)
HSL	hsl(216, 66%, 23%)
HSV	hsv(216, 80%, 39%)
CMYK	cmyk(79.8%, 48.5%, 0%, 61.2%)
CIE-LAB	lab(21.64, 7.57, -31.69)
CIE-LCH	lch(21.64, 32.58, 283.43°)
OKLab	oklab(32.68% -0.0176 -0.0908)
OKLCH	oklch(32.68% 0.093 259)
XYZ	xyz(3.7236, 3.4168, 12.2652)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143363 #634414

analogous

#145A63 #143363 #1C1463

triadic

#143363 #631433 #336314

tetradic

#143363 #63145A #634414 #14631C

square

#143363 #63145A #634414 #14631C

split-complementary

#143363 #631C14 #5A6314

monochromatic

#050D19 #0A1930 #143363 #1E4D96 #2967C9

Accessibility & contrast

On white

12.47

#143363 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#143363 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143363

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143363	#FFFFFF	#000000	##FFFFFF
##143363	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3865

Deuteranopia (green-blind)

#093162

Tritanopia (blue-blind)

#003E46

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #143363;
/* rgb */ color: rgb(20, 51, 99);
/* oklch */ color: oklch(32.7% 0.093 259.0);

Tailwind

colors: {
  custom: {
    50: '#5e6a90',
    500: '#143363',
    950: '#000000',
  },
}

SCSS

$custom: #143363;
$custom-light: #5e6a90;
$custom-dark: #000000;

JSON

{
  "hex": "#143363",
  "rgb": {
    "r": 20,
    "g": 51,
    "b": 99
  },
  "hsl": {
    "h": 216.456,
    "s": 66.387,
    "l": 23.333
  },
  "oklch": {
    "l": 0.32681,
    "c": 0.09254,
    "h": 259
  },
  "luminance": 0.03417
}

Semantic roles & 50–950 ramp

primary

#143363

secondary

#9A7438

accent

#A63EE9

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #143363

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

Preview Lab → · Contrast checker → · Palette generator →