#143871#143871

#143871 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.0% C 0.107 H 259.4°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#143871
RGB	rgb(20, 56, 113)
HSL	hsl(217, 70%, 26%)
HSV	hsv(217, 82%, 44%)
CMYK	cmyk(82.3%, 50.4%, 0%, 55.7%)
CIE-LAB	lab(24.22, 9.92, -36.58)
CIE-LCH	lch(24.22, 37.90, 285.17°)
OKLab	oklab(34.99% -0.0196 -0.1051)
OKLCH	oklch(34.99% 0.107 259.4)
XYZ	xyz(4.6822, 4.1688, 16.1775)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143871 #714D14

analogous

#146671 #143871 #1E1471

triadic

#143871 #711438 #387114

tetradic

#143871 #711466 #714D14 #14711E

square

#143871 #711466 #714D14 #14711E

split-complementary

#143871 #711E14 #667114

monochromatic

#050D1A #0B1E3D #143871 #1D52A5 #276CD9

Accessibility & contrast

On white

11.45

#143871 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#143871 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143871

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143871	#FFFFFF	#000000	##FFFFFF
##143871	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183E73

Deuteranopia (green-blind)

#003670

Tritanopia (blue-blind)

#00464F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #143871;
/* rgb */ color: rgb(20, 56, 113);
/* oklch */ color: oklch(35.0% 0.107 259.4);

Tailwind

colors: {
  custom: {
    50: '#626e9a',
    500: '#143871',
    950: '#000000',
  },
}

SCSS

$custom: #143871;
$custom-light: #626e9a;
$custom-dark: #000000;

JSON

{
  "hex": "#143871",
  "rgb": {
    "r": 20,
    "g": 56,
    "b": 113
  },
  "hsl": {
    "h": 216.774,
    "s": 69.925,
    "l": 26.078
  },
  "oklch": {
    "l": 0.34988,
    "c": 0.10694,
    "h": 259.4
  },
  "luminance": 0.04169
}

Semantic roles & 50–950 ramp

primary

#143871

secondary

#A77D39

accent

#A83BED

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #143871

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

Preview Lab → · Contrast checker → · Palette generator →