#143365#143365

#143365 is a dark, moderate blue. Relative luminance 0.035; OKLCH L 32.8% C 0.096 H 259.6°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#143365
RGB	rgb(20, 51, 101)
HSL	hsl(217, 67%, 24%)
HSV	hsv(217, 80%, 40%)
CMYK	cmyk(80.2%, 49.5%, 0%, 60.4%)
CIE-LAB	lab(21.78, 8.42, -32.77)
CIE-LCH	lch(21.78, 33.83, 284.41°)
OKLab	oklab(32.84% -0.0172 -0.094)
OKLCH	oklch(32.84% 0.096 259.6)
XYZ	xyz(3.8204, 3.4555, 12.7750)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143365 #654614

analogous

#145B65 #143365 #1D1465

triadic

#143365 #651433 #336514

tetradic

#143365 #65145B #654614 #14651D

square

#143365 #65145B #654614 #14651D

split-complementary

#143365 #651D14 #5B6514

monochromatic

#050D1A #0A1932 #143365 #1E4D98 #2867CB

Accessibility & contrast

On white

12.42

#143365 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#143365 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143365

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143365	#FFFFFF	#000000	##FFFFFF
##143365	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183867

Deuteranopia (green-blind)

#053164

Tritanopia (blue-blind)

#003F47

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #143365;
/* rgb */ color: rgb(20, 51, 101);
/* oklch */ color: oklch(32.8% 0.096 259.6);

Tailwind

colors: {
  custom: {
    50: '#5f6a91',
    500: '#143365',
    950: '#000000',
  },
}

SCSS

$custom: #143365;
$custom-light: #5f6a91;
$custom-dark: #000000;

JSON

{
  "hex": "#143365",
  "rgb": {
    "r": 20,
    "g": 51,
    "b": 101
  },
  "hsl": {
    "h": 217.037,
    "s": 66.942,
    "l": 23.725
  },
  "oklch": {
    "l": 0.32835,
    "c": 0.09559,
    "h": 259.6
  },
  "luminance": 0.03456
}

Semantic roles & 50–950 ramp

primary

#143365

secondary

#9C7639

accent

#A83EEA

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060D

muted

#797A7D

Preview Lab

Preview with #143365

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

Preview Lab → · Contrast checker → · Palette generator →