#143566#143566

#143566 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.4% C 0.094 H 258.4°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#143566
RGB	rgb(20, 53, 102)
HSL	hsl(216, 67%, 24%)
HSV	hsv(216, 80%, 40%)
CMYK	cmyk(80.4%, 48%, 0%, 60%)
CIE-LAB	lab(22.49, 7.41, -32.28)
CIE-LCH	lch(22.49, 33.12, 282.92°)
OKLab	oklab(33.41% -0.0189 -0.0925)
OKLCH	oklch(33.41% 0.094 258.4)
XYZ	xyz(3.9590, 3.6538, 13.0644)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143566 #664514

analogous

#145E66 #143566 #1C1466

triadic

#143566 #661435 #356614

tetradic

#143566 #66145E #664514 #14661C

square

#143566 #66145E #664514 #14661C

split-complementary

#143566 #661C14 #5E6614

monochromatic

#050D1A #0A1A33 #143566 #1E5099 #286ACC

Accessibility & contrast

On white

12.13

#143566 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#143566 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143566

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143566	#FFFFFF	#000000	##FFFFFF
##143566	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3A68

Deuteranopia (green-blind)

#0A3265

Tritanopia (blue-blind)

#004148

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #143566;
/* rgb */ color: rgb(20, 53, 102);
/* oklch */ color: oklch(33.4% 0.094 258.4);

Tailwind

colors: {
  custom: {
    50: '#5f6b92',
    500: '#143566',
    950: '#000000',
  },
}

SCSS

$custom: #143566;
$custom-light: #5f6b92;
$custom-dark: #000000;

JSON

{
  "hex": "#143566",
  "rgb": {
    "r": 20,
    "g": 53,
    "b": 102
  },
  "hsl": {
    "h": 215.854,
    "s": 67.213,
    "l": 23.922
  },
  "oklch": {
    "l": 0.33405,
    "c": 0.09446,
    "h": 258.4
  },
  "luminance": 0.03654
}

Semantic roles & 50–950 ramp

primary

#143566

secondary

#9D7539

accent

#A53EEA

background

#F5F6F9

surface

#EAEBF1

border

#C6C6CB

text

#05060D

muted

#797A7E

Preview Lab

Preview with #143566

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

Preview Lab → · Contrast checker → · Palette generator →