#143789#143789

#143789 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.8% C 0.143 H 263.5°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#143789
RGB	rgb(20, 55, 137)
HSL	hsl(222, 75%, 31%)
HSV	hsv(222, 85%, 54%)
CMYK	cmyk(85.4%, 59.9%, 0%, 46.3%)
CIE-LAB	lab(25.82, 20.66, -49.11)
CIE-LCH	lch(25.82, 53.28, 292.82°)
OKLab	oklab(36.8% -0.0162 -0.142)
OKLCH	oklch(36.8% 0.143 263.5)
XYZ	xyz(6.1684, 4.6865, 24.2415)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143789 #896614

analogous

#147189 #143789 #2B1489

triadic

#143789 #891437 #378914

tetradic

#143789 #891471 #896614 #14892B

square

#143789 #891471 #896614 #14892B

split-complementary

#143789 #892B14 #718914

monochromatic

#040C1E #0C2254 #143789 #1C4CBE #3669E2

Accessibility & contrast

On white

10.84

#143789 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#143789 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143789

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143789	#FFFFFF	#000000	##FFFFFF
##143789	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438C

Deuteranopia (green-blind)

#003887

Tritanopia (blue-blind)

#004C5A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #143789;
/* rgb */ color: rgb(20, 55, 137);
/* oklch */ color: oklch(36.8% 0.143 263.5);

Tailwind

colors: {
  custom: {
    50: '#686dac',
    500: '#143789',
    950: '#000000',
  },
}

SCSS

$custom: #143789;
$custom-light: #686dac;
$custom-dark: #000000;

JSON

{
  "hex": "#143789",
  "rgb": {
    "r": 20,
    "g": 55,
    "b": 137
  },
  "hsl": {
    "h": 222.051,
    "s": 74.522,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36802,
    "c": 0.14292,
    "h": 263.5
  },
  "luminance": 0.04687
}

Semantic roles & 50–950 ramp

primary

#143789

secondary

#BD963C

accent

#B937F1

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #143789

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

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