#143161#143161

#143161 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.0% C 0.092 H 259.9°. Best body text is #FFFFFF at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#143161
RGB	rgb(20, 49, 97)
HSL	hsl(217, 66%, 23%)
HSV	hsv(217, 79%, 38%)
CMYK	cmyk(79.4%, 49.5%, 0%, 62%)
CIE-LAB	lab(20.86, 8.16, -31.64)
CIE-LCH	lch(20.86, 32.68, 284.47°)
OKLab	oklab(32.03% -0.0161 -0.0907)
OKLCH	oklch(32.03% 0.092 259.9)
XYZ	xyz(3.5437, 3.2080, 11.7394)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143161 #614414

analogous

#145761 #143161 #1E1461

triadic

#143161 #611431 #316114

tetradic

#143161 #611457 #614414 #14611E

square

#143161 #611457 #614414 #14611E

split-complementary

#143161 #611E14 #576114

monochromatic

#050D19 #0A172E #143161 #1E4B94 #2964C6

Accessibility & contrast

On white

12.79

#143161 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#143161 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143161

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143161	#FFFFFF	#000000	##FFFFFF
##143161	1.00	12.79	1.64	12.79
#FFFFFF	12.79	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183663

Deuteranopia (green-blind)

#062F60

Tritanopia (blue-blind)

#003C44

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #143161;
/* rgb */ color: rgb(20, 49, 97);
/* oklch */ color: oklch(32.0% 0.092 259.9);

Tailwind

colors: {
  custom: {
    50: '#5e688e',
    500: '#143161',
    950: '#000000',
  },
}

SCSS

$custom: #143161;
$custom-light: #5e688e;
$custom-dark: #000000;

JSON

{
  "hex": "#143161",
  "rgb": {
    "r": 20,
    "g": 49,
    "b": 97
  },
  "hsl": {
    "h": 217.403,
    "s": 65.812,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32032,
    "c": 0.09216,
    "h": 259.9
  },
  "luminance": 0.03208
}

Semantic roles & 50–950 ramp

primary

#143161

secondary

#987438

accent

#A93FE9

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #143161

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

Preview Lab → · Contrast checker → · Palette generator →