#143979#143979

#143979 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.9% C 0.117 H 260.6°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#143979
RGB	rgb(20, 57, 121)
HSL	hsl(218, 72%, 28%)
HSV	hsv(218, 83%, 47%)
CMYK	cmyk(83.5%, 52.9%, 0%, 52.5%)
CIE-LAB	lab(25.12, 12.58, -40.21)
CIE-LCH	lch(25.12, 42.14, 287.38°)
OKLab	oklab(35.87% -0.0192 -0.1158)
OKLCH	oklch(35.87% 0.117 260.6)
XYZ	xyz(5.2016, 4.4548, 18.6712)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143979 #795414

analogous

#146B79 #143979 #221479

triadic

#143979 #791439 #397914

tetradic

#143979 #79146B #795414 #147922

square

#143979 #79146B #795414 #147922

split-complementary

#143979 #792214 #6B7914

monochromatic

#040C1A #0B2044 #143979 #1D52AE #2B6CDC

Accessibility & contrast

On white

11.11

#143979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#143979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143979

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143979	#FFFFFF	#000000	##FFFFFF
##143979	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F407B

Deuteranopia (green-blind)

#003778

Tritanopia (blue-blind)

#004953

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #143979;
/* rgb */ color: rgb(20, 57, 121);
/* oklch */ color: oklch(35.9% 0.117 260.6);

Tailwind

colors: {
  custom: {
    50: '#646ea0',
    500: '#143979',
    950: '#000000',
  },
}

SCSS

$custom: #143979;
$custom-light: #646ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#143979",
  "rgb": {
    "r": 20,
    "g": 57,
    "b": 121
  },
  "hsl": {
    "h": 218.02,
    "s": 71.631,
    "l": 27.647
  },
  "oklch": {
    "l": 0.35866,
    "c": 0.11738,
    "h": 260.6
  },
  "luminance": 0.04455
}

Semantic roles & 50–950 ramp

primary

#143979

secondary

#AF843A

accent

#AC39EE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #143979

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

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