#173168#173168

#173168 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.7% C 0.102 H 263.0°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#173168
RGB	rgb(23, 49, 104)
HSL	hsl(221, 64%, 25%)
HSV	hsv(221, 78%, 41%)
CMYK	cmyk(77.9%, 52.9%, 0%, 59.2%)
CIE-LAB	lab(21.50, 11.56, -35.17)
CIE-LCH	lch(21.50, 37.02, 288.19°)
OKLab	oklab(32.72% -0.0124 -0.1011)
OKLCH	oklch(32.72% 0.102 263)
XYZ	xyz(3.9495, 3.3778, 13.5379)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173168 #684E17

analogous

#175968 #173168 #261768

triadic

#173168 #681731 #316817

tetradic

#173168 #681759 #684E17 #176826

square

#173168 #681759 #684E17 #176826

split-complementary

#173168 #682617 #596817

monochromatic

#060C19 #0C1936 #173168 #22499A #2D60CC

Accessibility & contrast

On white

12.53

#173168 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#173168 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173168

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173168	#FFFFFF	#000000	##FFFFFF
##173168	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10376A

Deuteranopia (green-blind)

#003067

Tritanopia (blue-blind)

#003E47

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #173168;
/* rgb */ color: rgb(23, 49, 104);
/* oklch */ color: oklch(32.7% 0.102 263.0);

Tailwind

colors: {
  custom: {
    50: '#616893',
    500: '#173168',
    950: '#000000',
  },
}

SCSS

$custom: #173168;
$custom-light: #616893;
$custom-dark: #000000;

JSON

{
  "hex": "#173168",
  "rgb": {
    "r": 23,
    "g": 49,
    "b": 104
  },
  "hsl": {
    "h": 220.741,
    "s": 63.78,
    "l": 24.902
  },
  "oklch": {
    "l": 0.32721,
    "c": 0.10184,
    "h": 263
  },
  "luminance": 0.03378
}

Semantic roles & 50–950 ramp

primary

#173168

secondary

#9E7F3D

accent

#B241E7

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#05060D

muted

#7A7A7E

Preview Lab

Preview with #173168

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

Preview Lab → · Contrast checker → · Palette generator →