#173567#173567

#173567 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.6% C 0.095 H 260.0°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#173567
RGB	rgb(23, 53, 103)
HSL	hsl(218, 63%, 25%)
HSV	hsv(218, 78%, 40%)
CMYK	cmyk(77.7%, 48.5%, 0%, 59.6%)
CIE-LAB	lab(22.68, 8.26, -32.62)
CIE-LCH	lch(22.68, 33.65, 284.21°)
OKLab	oklab(33.6% -0.0164 -0.0935)
OKLCH	oklch(33.6% 0.095 260)
XYZ	xyz(4.0737, 3.7072, 13.3302)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173567 #674917

analogous

#175D67 #173567 #211767

triadic

#173567 #671735 #356717

tetradic

#173567 #67175D #674917 #176721

square

#173567 #67175D #674917 #176721

split-complementary

#173567 #672117 #5D6717

monochromatic

#060D19 #0C1B35 #173567 #224F99 #2D68CB

Accessibility & contrast

On white

12.06

#173567 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#173567 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173567

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173567	#FFFFFF	#000000	##FFFFFF
##173567	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B3A69

Deuteranopia (green-blind)

#093366

Tritanopia (blue-blind)

#004149

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #173567;
/* rgb */ color: rgb(23, 53, 103);
/* oklch */ color: oklch(33.6% 0.095 260.0);

Tailwind

colors: {
  custom: {
    50: '#606b93',
    500: '#173567',
    950: '#000000',
  },
}

SCSS

$custom: #173567;
$custom-light: #606b93;
$custom-dark: #000000;

JSON

{
  "hex": "#173567",
  "rgb": {
    "r": 23,
    "g": 53,
    "b": 103
  },
  "hsl": {
    "h": 217.5,
    "s": 63.492,
    "l": 24.706
  },
  "oklch": {
    "l": 0.33604,
    "c": 0.09492,
    "h": 260
  },
  "luminance": 0.03708
}

Semantic roles & 50–950 ramp

primary

#173567

secondary

#9D793D

accent

#A941E7

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#05060D

muted

#7A7A7E

Preview Lab

Preview with #173567

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

Preview Lab → · Contrast checker → · Palette generator →