#143479#143479

#143479 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.7% C 0.124 H 262.9°. Best body text is #FFFFFF at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#143479
RGB	rgb(20, 52, 121)
HSL	hsl(221, 72%, 28%)
HSV	hsv(221, 83%, 47%)
CMYK	cmyk(83.5%, 57%, 0%, 52.5%)
CIE-LAB	lab(23.62, 16.15, -42.65)
CIE-LCH	lch(23.62, 45.60, 290.74°)
OKLab	oklab(34.72% -0.0153 -0.1231)
OKLCH	oklch(34.72% 0.124 262.9)
XYZ	xyz(4.9664, 3.9846, 18.5928)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143479 #795914

analogous

#146679 #143479 #261479

triadic

#143479 #791434 #347914

tetradic

#143479 #791466 #795914 #147926

square

#143479 #791466 #795914 #147926

split-complementary

#143479 #792614 #667914

monochromatic

#040B1A #0B1D44 #143479 #1D4BAE #2B63DC

Accessibility & contrast

On white

11.69

#143479 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#143479 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143479

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143479	#FFFFFF	#000000	##FFFFFF
##143479	1.00	11.69	1.80	11.69
#FFFFFF	11.69	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7B

Deuteranopia (green-blind)

#003478

Tritanopia (blue-blind)

#004551

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #143479;
/* rgb */ color: rgb(20, 52, 121);
/* oklch */ color: oklch(34.7% 0.124 262.9);

Tailwind

colors: {
  custom: {
    50: '#646aa0',
    500: '#143479',
    950: '#000000',
  },
}

SCSS

$custom: #143479;
$custom-light: #646aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#143479",
  "rgb": {
    "r": 20,
    "g": 52,
    "b": 121
  },
  "hsl": {
    "h": 220.99,
    "s": 71.631,
    "l": 27.647
  },
  "oklch": {
    "l": 0.34724,
    "c": 0.12401,
    "h": 262.9
  },
  "luminance": 0.03985
}

Semantic roles & 50–950 ramp

primary

#143479

secondary

#AF8A3A

accent

#B539EE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060F

muted

#7A7A7E

Preview Lab

Preview with #143479

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

Preview Lab → · Contrast checker → · Palette generator →