#173064#173064

#173064 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.2% C 0.097 H 262.8°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#173064
RGB	rgb(23, 48, 100)
HSL	hsl(221, 63%, 24%)
HSV	hsv(221, 77%, 39%)
CMYK	cmyk(77%, 52%, 0%, 60.8%)
CIE-LAB	lab(20.89, 10.60, -33.55)
CIE-LCH	lch(20.89, 35.18, 287.54°)
OKLab	oklab(32.16% -0.0121 -0.0963)
OKLCH	oklch(32.16% 0.097 262.8)
XYZ	xyz(3.7097, 3.2158, 12.4793)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173064 #644B17

analogous

#175764 #173064 #241764

triadic

#173064 #641730 #306417

tetradic

#173064 #641757 #644B17 #176424

square

#173064 #641757 #644B17 #176424

split-complementary

#173064 #642417 #576417

monochromatic

#060C19 #0C1832 #173064 #224896 #2E60C8

Accessibility & contrast

On white

12.78

#173064 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#173064 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173064

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173064	#FFFFFF	#000000	##FFFFFF
##173064	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#133666

Deuteranopia (green-blind)

#002F63

Tritanopia (blue-blind)

#003C45

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #173064;
/* rgb */ color: rgb(23, 48, 100);
/* oklch */ color: oklch(32.2% 0.097 262.8);

Tailwind

colors: {
  custom: {
    50: '#606790',
    500: '#173064',
    950: '#000000',
  },
}

SCSS

$custom: #173064;
$custom-light: #606790;
$custom-dark: #000000;

JSON

{
  "hex": "#173064",
  "rgb": {
    "r": 23,
    "g": 48,
    "b": 100
  },
  "hsl": {
    "h": 220.519,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.3216,
    "c": 0.09708,
    "h": 262.8
  },
  "luminance": 0.03216
}

Semantic roles & 50–950 ramp

primary

#173064

secondary

#9A7C3C

accent

#B142E6

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05060C

muted

#7A7A7D

Preview Lab

Preview with #173064

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

Preview Lab → · Contrast checker → · Palette generator →