#173994#173994

#173994 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.3% C 0.155 H 264.4°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#173994
RGB	rgb(23, 57, 148)
HSL	hsl(224, 73%, 34%)
HSV	hsv(224, 84%, 58%)
CMYK	cmyk(84.5%, 61.5%, 0%, 42%)
CIE-LAB	lab(27.42, 24.00, -53.29)
CIE-LCH	lch(27.42, 58.44, 294.24°)
OKLab	oklab(38.32% -0.015 -0.1542)
OKLCH	oklch(38.32% 0.155 264.4)
XYZ	xyz(7.1599, 5.2457, 28.6464)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173994 #947217

analogous

#177794 #173994 #331794

triadic

#173994 #941739 #399417

tetradic

#173994 #941777 #947217 #179433

square

#173994 #941777 #947217 #179433

split-complementary

#173994 #943317 #779417

monochromatic

#07102A #0F255F #173994 #1F4DC9 #446FE2

Accessibility & contrast

On white

10.25

#173994 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#173994 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173994

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173994	#FFFFFF	#000000	##FFFFFF
##173994	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004797

Deuteranopia (green-blind)

#003B92

Tritanopia (blue-blind)

#005061

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #173994;
/* rgb */ color: rgb(23, 57, 148);
/* oklch */ color: oklch(38.3% 0.155 264.4);

Tailwind

colors: {
  custom: {
    50: '#6c6eb4',
    500: '#173994',
    950: '#000000',
  },
}

SCSS

$custom: #173994;
$custom-light: #6c6eb4;
$custom-dark: #000000;

JSON

{
  "hex": "#173994",
  "rgb": {
    "r": 23,
    "g": 57,
    "b": 148
  },
  "hsl": {
    "h": 223.68,
    "s": 73.099,
    "l": 33.529
  },
  "oklch": {
    "l": 0.38323,
    "c": 0.15489,
    "h": 264.4
  },
  "luminance": 0.05247
}

Semantic roles & 50–950 ramp

primary

#173994

secondary

#C3A044

accent

#BE38F0

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #173994

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

Preview Lab → · Contrast checker → · Palette generator →