#143166#143166

#143166 is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.4% C 0.100 H 261.2°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#143166
RGB	rgb(20, 49, 102)
HSL	hsl(219, 67%, 24%)
HSV	hsv(219, 80%, 40%)
CMYK	cmyk(80.4%, 52%, 0%, 60%)
CIE-LAB	lab(21.22, 10.29, -34.32)
CIE-LCH	lch(21.22, 35.83, 286.69°)
OKLab	oklab(32.43% -0.0152 -0.0986)
OKLCH	oklch(32.43% 0.1 261.2)
XYZ	xyz(3.7842, 3.3042, 13.0061)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143166 #664914

analogous

#145A66 #143166 #201466

triadic

#143166 #661431 #316614

tetradic

#143166 #66145A #664914 #146620

square

#143166 #66145A #664914 #146620

split-complementary

#143166 #662014 #5A6614

monochromatic

#050C1A #0A1833 #143166 #1E4A99 #2862CC

Accessibility & contrast

On white

12.64

#143166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#143166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143166

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143166	#FFFFFF	#000000	##FFFFFF
##143166	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123768

Deuteranopia (green-blind)

#002F65

Tritanopia (blue-blind)

#003E46

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #143166;
/* rgb */ color: rgb(20, 49, 102);
/* oklch */ color: oklch(32.4% 0.100 261.2);

Tailwind

colors: {
  custom: {
    50: '#5f6892',
    500: '#143166',
    950: '#000000',
  },
}

SCSS

$custom: #143166;
$custom-light: #5f6892;
$custom-dark: #000000;

JSON

{
  "hex": "#143166",
  "rgb": {
    "r": 20,
    "g": 49,
    "b": 102
  },
  "hsl": {
    "h": 218.78,
    "s": 67.213,
    "l": 23.922
  },
  "oklch": {
    "l": 0.32429,
    "c": 0.09979,
    "h": 261.2
  },
  "luminance": 0.03305
}

Semantic roles & 50–950 ramp

primary

#143166

secondary

#9D7A39

accent

#AD3EEA

background

#F5F6F9

surface

#EAEBF1

border

#C6C6CB

text

#05060D

muted

#797A7E

Preview Lab

Preview with #143166

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

Preview Lab → · Contrast checker → · Palette generator →