#172144#172144

#172144 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.0% C 0.067 H 269.3°. Best body text is #FFFFFF at 15.70:1 contrast (WCAG AA passes).

Color values

HEX	#172144
RGB	rgb(23, 33, 68)
HSL	hsl(227, 49%, 18%)
HSV	hsv(227, 66%, 27%)
CMYK	cmyk(66.2%, 51.5%, 0%, 73.3%)
CIE-LAB	lab(13.75, 8.41, -23.48)
CIE-LCH	lch(13.75, 24.94, 289.71°)
OKLab	oklab(25.95% -0.0008 -0.067)
OKLCH	oklch(25.95% 0.067 269.3)
XYZ	xyz(1.9402, 1.6871, 5.6911)
Luminance	0.0169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172144 #443A17

analogous

#173744 #172144 #231744

triadic

#172144 #441721 #214417

tetradic

#172144 #441737 #443A17 #174423

square

#172144 #441737 #443A17 #174423

split-complementary

#172144 #442317 #374417

monochromatic

#080B17 #080B17 #172144 #263772 #364D9F

Accessibility & contrast

On white

15.70

#172144 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#172144 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172144

15.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172144	#FFFFFF	#000000	##FFFFFF
##172144	1.00	15.70	1.34	15.70
#FFFFFF	15.70	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#112545

Deuteranopia (green-blind)

#0A2143

Tritanopia (blue-blind)

#00292F

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #172144;
/* rgb */ color: rgb(23, 33, 68);
/* oklch */ color: oklch(26.0% 0.067 269.3);

Tailwind

colors: {
  custom: {
    50: '#595b78',
    500: '#172144',
    950: '#000000',
  },
}

SCSS

$custom: #172144;
$custom-light: #595b78;
$custom-dark: #000000;

JSON

{
  "hex": "#172144",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 68
  },
  "hsl": {
    "h": 226.667,
    "s": 49.451,
    "l": 17.843
  },
  "oklch": {
    "l": 0.25953,
    "c": 0.06698,
    "h": 269.3
  },
  "luminance": 0.01687
}

Semantic roles & 50–950 ramp

primary

#172144

secondary

#7B6D3C

accent

#BA4FD9

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040409

muted

#79797B

Preview Lab

Preview with #172144

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

Preview Lab → · Contrast checker → · Palette generator →