#173272#173272

#173272 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.8% C 0.116 H 264.0°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#173272
RGB	rgb(23, 50, 114)
HSL	hsl(222, 66%, 27%)
HSV	hsv(222, 80%, 45%)
CMYK	cmyk(79.8%, 56.1%, 0%, 55.3%)
CIE-LAB	lab(22.58, 15.01, -39.87)
CIE-LCH	lch(22.58, 42.60, 290.62°)
OKLab	oklab(33.79% -0.0121 -0.1149)
OKLCH	oklch(33.79% 0.116 264)
XYZ	xyz(4.5301, 3.6778, 16.3875)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173272 #725717

analogous

#176072 #173272 #2A1772

triadic

#173272 #721732 #327217

tetradic

#173272 #721760 #725717 #17722A

square

#173272 #721760 #725717 #17722A

split-complementary

#173272 #722A17 #607217

monochromatic

#050B19 #0D1C3F #173272 #2148A5 #2E60D5

Accessibility & contrast

On white

12.10

#173272 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#173272 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173272

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173272	#FFFFFF	#000000	##FFFFFF
##173272	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#013A74

Deuteranopia (green-blind)

#003271

Tritanopia (blue-blind)

#00424C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #173272;
/* rgb */ color: rgb(23, 50, 114);
/* oklch */ color: oklch(33.8% 0.116 264.0);

Tailwind

colors: {
  custom: {
    50: '#63699b',
    500: '#173272',
    950: '#000000',
  },
}

SCSS

$custom: #173272;
$custom-light: #63699b;
$custom-dark: #000000;

JSON

{
  "hex": "#173272",
  "rgb": {
    "r": 23,
    "g": 50,
    "b": 114
  },
  "hsl": {
    "h": 222.198,
    "s": 66.423,
    "l": 26.863
  },
  "oklch": {
    "l": 0.33788,
    "c": 0.11554,
    "h": 264
  },
  "luminance": 0.03678
}

Semantic roles & 50–950 ramp

primary

#173272

secondary

#A8883D

accent

#B73EE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #173272

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

Preview Lab → · Contrast checker → · Palette generator →