#143978#143978

#143978 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.8% C 0.116 H 260.4°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#143978
RGB	rgb(20, 57, 120)
HSL	hsl(218, 71%, 27%)
HSV	hsv(218, 83%, 47%)
CMYK	cmyk(83.3%, 52.5%, 0%, 52.9%)
CIE-LAB	lab(25.05, 12.16, -39.70)
CIE-LCH	lch(25.05, 41.52, 287.03°)
OKLab	oklab(35.78% -0.0193 -0.1143)
OKLCH	oklch(35.78% 0.116 260.4)
XYZ	xyz(5.1406, 4.4304, 18.3499)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143978 #785314

analogous

#146B78 #143978 #211478

triadic

#143978 #781439 #397814

tetradic

#143978 #78146B #785314 #147821

square

#143978 #78146B #785314 #147821

split-complementary

#143978 #782114 #6B7814

monochromatic

#040C1A #0B2044 #143978 #1D52AC #2B6CDC

Accessibility & contrast

On white

11.13

#143978 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#143978 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143978

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143978	#FFFFFF	#000000	##FFFFFF
##143978	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11407A

Deuteranopia (green-blind)

#003777

Tritanopia (blue-blind)

#004852

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #143978;
/* rgb */ color: rgb(20, 57, 120);
/* oklch */ color: oklch(35.8% 0.116 260.4);

Tailwind

colors: {
  custom: {
    50: '#646e9f',
    500: '#143978',
    950: '#000000',
  },
}

SCSS

$custom: #143978;
$custom-light: #646e9f;
$custom-dark: #000000;

JSON

{
  "hex": "#143978",
  "rgb": {
    "r": 20,
    "g": 57,
    "b": 120
  },
  "hsl": {
    "h": 217.8,
    "s": 71.429,
    "l": 27.451
  },
  "oklch": {
    "l": 0.35784,
    "c": 0.11592,
    "h": 260.4
  },
  "luminance": 0.04431
}

Semantic roles & 50–950 ramp

primary

#143978

secondary

#AE833A

accent

#AB3AEE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #143978

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

Preview Lab → · Contrast checker → · Palette generator →