#172844#172844

#172844 is a dark, muted blue. Relative luminance 0.021; OKLCH L 27.8% C 0.057 H 259.9°. Best body text is #FFFFFF at 14.75:1 contrast (WCAG AA passes).

Color values

HEX	#172844
RGB	rgb(23, 40, 68)
HSL	hsl(217, 49%, 18%)
HSV	hsv(217, 66%, 27%)
CMYK	cmyk(66.2%, 41.2%, 0%, 73.3%)
CIE-LAB	lab(16.09, 3.21, -19.76)
CIE-LCH	lch(16.09, 20.02, 279.21°)
OKLab	oklab(27.76% -0.0099 -0.056)
OKLCH	oklch(27.76% 0.057 259.9)
XYZ	xyz(2.1552, 2.1169, 5.7628)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172844 #443317

analogous

#173E44 #172844 #1C1744

triadic

#172844 #441728 #284417

tetradic

#172844 #44173E #443317 #17441C

square

#172844 #44173E #443317 #17441C

split-complementary

#172844 #441C17 #3E4417

monochromatic

#080D17 #080D17 #172844 #264372 #365E9F

Accessibility & contrast

On white

14.75

#172844 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#172844 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172844

14.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172844	#FFFFFF	#000000	##FFFFFF
##172844	1.00	14.75	1.42	14.75
#FFFFFF	14.75	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C2A45

Deuteranopia (green-blind)

#162643

Tritanopia (blue-blind)

#002E32

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #172844;
/* rgb */ color: rgb(23, 40, 68);
/* oklch */ color: oklch(27.8% 0.057 259.9);

Tailwind

colors: {
  custom: {
    50: '#596178',
    500: '#172844',
    950: '#000000',
  },
}

SCSS

$custom: #172844;
$custom-light: #596178;
$custom-dark: #000000;

JSON

{
  "hex": "#172844",
  "rgb": {
    "r": 23,
    "g": 40,
    "b": 68
  },
  "hsl": {
    "h": 217.333,
    "s": 49.451,
    "l": 17.843
  },
  "oklch": {
    "l": 0.27755,
    "c": 0.05687,
    "h": 259.9
  },
  "luminance": 0.02117
}

Semantic roles & 50–950 ramp

primary

#172844

secondary

#7B633C

accent

#A54FD9

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040509

muted

#79797B

Preview Lab

Preview with #172844

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

Preview Lab → · Contrast checker → · Palette generator →