#173893#173893

#173893 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.0% C 0.155 H 264.6°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#173893
RGB	rgb(23, 56, 147)
HSL	hsl(224, 73%, 33%)
HSV	hsv(224, 84%, 58%)
CMYK	cmyk(84.4%, 61.9%, 0%, 42.4%)
CIE-LAB	lab(27.06, 24.29, -53.26)
CIE-LCH	lch(27.06, 58.54, 294.51°)
OKLab	oklab(38.03% -0.0144 -0.1541)
OKLCH	oklch(38.03% 0.155 264.6)
XYZ	xyz(7.0321, 5.1162, 28.2150)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173893 #937217

analogous

#177693 #173893 #341793

triadic

#173893 #931738 #389317

tetradic

#173893 #931776 #937217 #179334

square

#173893 #931776 #937217 #179334

split-complementary

#173893 #933417 #769317

monochromatic

#061029 #0F245E #173893 #1F4CC8 #436DE2

Accessibility & contrast

On white

10.38

#173893 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#173893 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173893

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173893	#FFFFFF	#000000	##FFFFFF
##173893	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004696

Deuteranopia (green-blind)

#003A91

Tritanopia (blue-blind)

#005060

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #173893;
/* rgb */ color: rgb(23, 56, 147);
/* oklch */ color: oklch(38.0% 0.155 264.6);

Tailwind

colors: {
  custom: {
    50: '#6c6eb4',
    500: '#173893',
    950: '#000000',
  },
}

SCSS

$custom: #173893;
$custom-light: #6c6eb4;
$custom-dark: #000000;

JSON

{
  "hex": "#173893",
  "rgb": {
    "r": 23,
    "g": 56,
    "b": 147
  },
  "hsl": {
    "h": 224.032,
    "s": 72.941,
    "l": 33.333
  },
  "oklch": {
    "l": 0.38027,
    "c": 0.15478,
    "h": 264.6
  },
  "luminance": 0.05117
}

Semantic roles & 50–950 ramp

primary

#173893

secondary

#C2A144

accent

#BF38F0

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #173893

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

Preview Lab → · Contrast checker → · Palette generator →