#143877#143877

#143877 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.5% C 0.116 H 260.7°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#143877
RGB	rgb(20, 56, 119)
HSL	hsl(218, 71%, 27%)
HSV	hsv(218, 83%, 47%)
CMYK	cmyk(83.2%, 52.9%, 0%, 53.3%)
CIE-LAB	lab(24.67, 12.45, -39.68)
CIE-LCH	lch(24.67, 41.59, 287.42°)
OKLab	oklab(35.47% -0.0187 -0.1143)
OKLCH	oklch(35.47% 0.116 260.7)
XYZ	xyz(5.0312, 4.3084, 18.0156)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143877 #775314

analogous

#146A77 #143877 #221477

triadic

#143877 #771438 #387714

tetradic

#143877 #77146A #775314 #147722

square

#143877 #77146A #775314 #147722

split-complementary

#143877 #772214 #6A7714

monochromatic

#040C1A #0B1F43 #143877 #1D51AB #2A6BDB

Accessibility & contrast

On white

11.28

#143877 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#143877 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143877

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143877	#FFFFFF	#000000	##FFFFFF
##143877	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F3F79

Deuteranopia (green-blind)

#003676

Tritanopia (blue-blind)

#004752

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #143877;
/* rgb */ color: rgb(20, 56, 119);
/* oklch */ color: oklch(35.5% 0.116 260.7);

Tailwind

colors: {
  custom: {
    50: '#636e9f',
    500: '#143877',
    950: '#000000',
  },
}

SCSS

$custom: #143877;
$custom-light: #636e9f;
$custom-dark: #000000;

JSON

{
  "hex": "#143877",
  "rgb": {
    "r": 20,
    "g": 56,
    "b": 119
  },
  "hsl": {
    "h": 218.182,
    "s": 71.223,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35469,
    "c": 0.11578,
    "h": 260.7
  },
  "luminance": 0.04309
}

Semantic roles & 50–950 ramp

primary

#143877

secondary

#AD833A

accent

#AC3AEE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #143877

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

Preview Lab → · Contrast checker → · Palette generator →