#143374#143374

#143374 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.1% C 0.118 H 262.7°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#143374
RGB	rgb(20, 51, 116)
HSL	hsl(221, 71%, 27%)
HSV	hsv(221, 83%, 45%)
CMYK	cmyk(82.8%, 56%, 0%, 54.5%)
CIE-LAB	lab(22.92, 14.77, -40.60)
CIE-LCH	lch(22.92, 43.20, 289.99°)
OKLab	oklab(34.07% -0.0151 -0.1171)
OKLCH	oklch(34.07% 0.118 262.7)
XYZ	xyz(4.6236, 3.7768, 17.0049)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143374 #745514

analogous

#146374 #143374 #251474

triadic

#143374 #741433 #337414

tetradic

#143374 #741463 #745514 #147425

square

#143374 #741463 #745514 #147425

split-complementary

#143374 #742514 #637414

monochromatic

#050B1A #0B1C40 #143374 #1D4AA8 #2862DA

Accessibility & contrast

On white

11.96

#143374 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#143374 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143374

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143374	#FFFFFF	#000000	##FFFFFF
##143374	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B76

Deuteranopia (green-blind)

#003373

Tritanopia (blue-blind)

#00434E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143374;
/* rgb */ color: rgb(20, 51, 116);
/* oklch */ color: oklch(34.1% 0.118 262.7);

Tailwind

colors: {
  custom: {
    50: '#636a9d',
    500: '#143374',
    950: '#000000',
  },
}

SCSS

$custom: #143374;
$custom-light: #636a9d;
$custom-dark: #000000;

JSON

{
  "hex": "#143374",
  "rgb": {
    "r": 20,
    "g": 51,
    "b": 116
  },
  "hsl": {
    "h": 220.625,
    "s": 70.588,
    "l": 26.667
  },
  "oklch": {
    "l": 0.34066,
    "c": 0.11804,
    "h": 262.7
  },
  "luminance": 0.03777
}

Semantic roles & 50–950 ramp

primary

#143374

secondary

#AA863A

accent

#B43AED

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #143374

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

Preview Lab → · Contrast checker → · Palette generator →