#143273#143273

#143273 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.8% C 0.118 H 263.0°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#143273
RGB	rgb(20, 50, 115)
HSL	hsl(221, 70%, 26%)
HSV	hsv(221, 83%, 45%)
CMYK	cmyk(82.6%, 56.5%, 0%, 54.9%)
CIE-LAB	lab(22.54, 15.07, -40.58)
CIE-LCH	lch(22.54, 43.29, 290.37°)
OKLab	oklab(33.75% -0.0144 -0.117)
OKLCH	oklch(33.75% 0.118 263)
XYZ	xyz(4.5225, 3.6672, 16.6858)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143273 #735514

analogous

#146273 #143273 #261473

triadic

#143273 #731432 #327314

tetradic

#143273 #731462 #735514 #147326

square

#143273 #731462 #735514 #147326

split-complementary

#143273 #732614 #627314

monochromatic

#050B1A #0B1B3F #143273 #1D49A7 #2860DA

Accessibility & contrast

On white

12.11

#143273 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#143273 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143273

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143273	#FFFFFF	#000000	##FFFFFF
##143273	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)

#003A75

Deuteranopia (green-blind)

#003272

Tritanopia (blue-blind)

#00424D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #143273;
/* rgb */ color: rgb(20, 50, 115);
/* oklch */ color: oklch(33.8% 0.118 263.0);

Tailwind

colors: {
  custom: {
    50: '#63699c',
    500: '#143273',
    950: '#000000',
  },
}

SCSS

$custom: #143273;
$custom-light: #63699c;
$custom-dark: #000000;

JSON

{
  "hex": "#143273",
  "rgb": {
    "r": 20,
    "g": 50,
    "b": 115
  },
  "hsl": {
    "h": 221.053,
    "s": 70.37,
    "l": 26.471
  },
  "oklch": {
    "l": 0.33752,
    "c": 0.1179,
    "h": 263
  },
  "luminance": 0.03668
}

Semantic roles & 50–950 ramp

primary

#143273

secondary

#A9863A

accent

#B53BED

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #143273

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

Preview Lab → · Contrast checker → · Palette generator →