#173394#173394

#173394 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.1% C 0.162 H 265.9°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#173394
RGB	rgb(23, 51, 148)
HSL	hsl(227, 73%, 34%)
HSV	hsv(227, 84%, 58%)
CMYK	cmyk(84.5%, 65.5%, 0%, 42%)
CIE-LAB	lab(25.82, 28.11, -55.90)
CIE-LCH	lch(25.82, 62.57, 296.69°)
OKLab	oklab(37.14% -0.0117 -0.1619)
OKLCH	oklch(37.14% 0.162 265.9)
XYZ	xyz(6.8806, 4.6871, 28.5533)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173394 #947817

analogous

#177194 #173394 #391794

triadic

#173394 #941733 #339417

tetradic

#173394 #941771 #947817 #179439

square

#173394 #941771 #947817 #179439

split-complementary

#173394 #943917 #719417

monochromatic

#070E2A #0F215F #173394 #1F45C9 #4467E2

Accessibility & contrast

On white

10.84

#173394 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#173394 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173394

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173394	#FFFFFF	#000000	##FFFFFF
##173394	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004397

Deuteranopia (green-blind)

#003792

Tritanopia (blue-blind)

#004D5E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #173394;
/* rgb */ color: rgb(23, 51, 148);
/* oklch */ color: oklch(37.1% 0.162 265.9);

Tailwind

colors: {
  custom: {
    50: '#6d6ab4',
    500: '#173394',
    950: '#000000',
  },
}

SCSS

$custom: #173394;
$custom-light: #6d6ab4;
$custom-dark: #000000;

JSON

{
  "hex": "#173394",
  "rgb": {
    "r": 23,
    "g": 51,
    "b": 148
  },
  "hsl": {
    "h": 226.56,
    "s": 73.099,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37136,
    "c": 0.16233,
    "h": 265.9
  },
  "luminance": 0.04688
}

Semantic roles & 50–950 ramp

primary

#173394

secondary

#C3A644

accent

#C738F0

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #173394

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

Preview Lab → · Contrast checker → · Palette generator →