#173164#173164

#173164 is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.4% C 0.096 H 262.2°. Best body text is #FFFFFF at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#173164
RGB	rgb(23, 49, 100)
HSL	hsl(220, 63%, 24%)
HSV	hsv(220, 77%, 39%)
CMYK	cmyk(77%, 51%, 0%, 60.8%)
CIE-LAB	lab(21.20, 9.88, -33.04)
CIE-LCH	lch(21.20, 34.49, 286.65°)
OKLab	oklab(32.4% -0.0131 -0.0948)
OKLCH	oklch(32.4% 0.096 262.2)
XYZ	xyz(3.7511, 3.2985, 12.4931)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173164 #644A17

analogous

#175864 #173164 #241764

triadic

#173164 #641731 #316417

tetradic

#173164 #641758 #644A17 #176424

square

#173164 #641758 #644A17 #176424

split-complementary

#173164 #642417 #586417

monochromatic

#060C19 #0C1932 #173164 #224996 #2E62C8

Accessibility & contrast

On white

12.65

#173164 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#173164 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173164

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173164	#FFFFFF	#000000	##FFFFFF
##173164	1.00	12.65	1.66	12.65
#FFFFFF	12.65	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#153766

Deuteranopia (green-blind)

#023063

Tritanopia (blue-blind)

#003D45

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #173164;
/* rgb */ color: rgb(23, 49, 100);
/* oklch */ color: oklch(32.4% 0.096 262.2);

Tailwind

colors: {
  custom: {
    50: '#606890',
    500: '#173164',
    950: '#000000',
  },
}

SCSS

$custom: #173164;
$custom-light: #606890;
$custom-dark: #000000;

JSON

{
  "hex": "#173164",
  "rgb": {
    "r": 23,
    "g": 49,
    "b": 100
  },
  "hsl": {
    "h": 219.74,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.324,
    "c": 0.09572,
    "h": 262.2
  },
  "luminance": 0.03299
}

Semantic roles & 50–950 ramp

primary

#173164

secondary

#9A7B3C

accent

#AE42E6

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05060C

muted

#7A7A7D

Preview Lab

Preview with #173164

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

Preview Lab → · Contrast checker → · Palette generator →