#143080#143080

#143080 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.5% C 0.139 H 265.0°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#143080
RGB	rgb(20, 48, 128)
HSL	hsl(224, 73%, 29%)
HSV	hsv(224, 84%, 50%)
CMYK	cmyk(84.4%, 62.5%, 0%, 49.8%)
CIE-LAB	lab(23.07, 21.90, -47.97)
CIE-LCH	lch(23.07, 52.73, 294.54°)
OKLab	oklab(34.5% -0.0122 -0.1388)
OKLCH	oklch(34.5% 0.139 265)
XYZ	xyz(5.2403, 3.8205, 20.8791)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143080 #806414

analogous

#146680 #143080 #2E1480

triadic

#143080 #801430 #308014

tetradic

#143080 #801466 #806414 #14802E

square

#143080 #801466 #806414 #14802E

split-complementary

#143080 #802E14 #668014

monochromatic

#040A1A #0C1C4B #143080 #1C44B5 #305DDF

Accessibility & contrast

On white

11.90

#143080 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#143080 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143080

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143080	#FFFFFF	#000000	##FFFFFF
##143080	1.00	11.90	1.76	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C83

Deuteranopia (green-blind)

#00327E

Tritanopia (blue-blind)

#004553

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143080;
/* rgb */ color: rgb(20, 48, 128);
/* oklch */ color: oklch(34.5% 0.139 265.0);

Tailwind

colors: {
  custom: {
    50: '#6667a6',
    500: '#143080',
    950: '#000000',
  },
}

SCSS

$custom: #143080;
$custom-light: #6667a6;
$custom-dark: #000000;

JSON

{
  "hex": "#143080",
  "rgb": {
    "r": 20,
    "g": 48,
    "b": 128
  },
  "hsl": {
    "h": 224.444,
    "s": 72.973,
    "l": 29.02
  },
  "oklch": {
    "l": 0.34497,
    "c": 0.13931,
    "h": 265
  },
  "luminance": 0.03821
}

Semantic roles & 50–950 ramp

primary

#143080

secondary

#B5953B

accent

#C038F0

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #143080

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

Preview Lab → · Contrast checker → · Palette generator →