#173463#173463

#173463 is a dark, moderate blue. Relative luminance 0.035; OKLCH L 33.1% C 0.090 H 259.6°. Best body text is #FFFFFF at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#173463
RGB	rgb(23, 52, 99)
HSL	hsl(217, 62%, 24%)
HSV	hsv(217, 77%, 39%)
CMYK	cmyk(76.8%, 47.5%, 0%, 61.2%)
CIE-LAB	lab(22.08, 7.31, -30.98)
CIE-LCH	lch(22.08, 31.83, 283.27°)
OKLab	oklab(33.06% -0.0162 -0.0887)
OKLCH	oklch(33.06% 0.09 259.6)
XYZ	xyz(3.8327, 3.5386, 12.2830)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173463 #634617

analogous

#175A63 #173463 #201763

triadic

#173463 #631734 #346317

tetradic

#173463 #63175A #634617 #176320

square

#173463 #63175A #634617 #176320

split-complementary

#173463 #632017 #5A6317

monochromatic

#060D19 #0B1A31 #173463 #234E95 #2E68C6

Accessibility & contrast

On white

12.30

#173463 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#173463 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173463

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173463	#FFFFFF	#000000	##FFFFFF
##173463	1.00	12.30	1.71	12.30
#FFFFFF	12.30	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3965

Deuteranopia (green-blind)

#0E3262

Tritanopia (blue-blind)

#003F46

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #173463;
/* rgb */ color: rgb(23, 52, 99);
/* oklch */ color: oklch(33.1% 0.090 259.6);

Tailwind

colors: {
  custom: {
    50: '#5f6b90',
    500: '#173463',
    950: '#000000',
  },
}

SCSS

$custom: #173463;
$custom-light: #5f6b90;
$custom-dark: #000000;

JSON

{
  "hex": "#173463",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 99
  },
  "hsl": {
    "h": 217.105,
    "s": 62.295,
    "l": 23.922
  },
  "oklch": {
    "l": 0.33056,
    "c": 0.09015,
    "h": 259.6
  },
  "luminance": 0.03539
}

Semantic roles & 50–950 ramp

primary

#173463

secondary

#9A763C

accent

#A742E5

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #173463

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

Preview Lab → · Contrast checker → · Palette generator →