#172845#172845

#172845 is a dark, muted blue. Relative luminance 0.021; OKLCH L 27.8% C 0.059 H 260.5°. Best body text is #FFFFFF at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#172845
RGB	rgb(23, 40, 69)
HSL	hsl(218, 50%, 18%)
HSV	hsv(218, 67%, 27%)
CMYK	cmyk(66.7%, 42%, 0%, 72.9%)
CIE-LAB	lab(16.15, 3.61, -20.36)
CIE-LCH	lch(16.15, 20.67, 280.05°)
OKLab	oklab(27.82% -0.0097 -0.0577)
OKLCH	oklch(27.82% 0.059 260.5)
XYZ	xyz(2.1859, 2.1292, 5.9249)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172845 #453417

analogous

#173F45 #172845 #1D1745

triadic

#172845 #451728 #284517

tetradic

#172845 #45173F #453417 #17451D

square

#172845 #45173F #453417 #17451D

split-complementary

#172845 #451D17 #3F4517

monochromatic

#080D17 #080D17 #172845 #264373 #365DA1

Accessibility & contrast

On white

14.73

#172845 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#172845 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172845

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172845	#FFFFFF	#000000	##FFFFFF
##172845	1.00	14.73	1.43	14.73
#FFFFFF	14.73	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C2A46

Deuteranopia (green-blind)

#162644

Tritanopia (blue-blind)

#002E33

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #172845;
/* rgb */ color: rgb(23, 40, 69);
/* oklch */ color: oklch(27.8% 0.059 260.5);

Tailwind

colors: {
  custom: {
    50: '#596179',
    500: '#172845',
    950: '#000000',
  },
}

SCSS

$custom: #172845;
$custom-light: #596179;
$custom-dark: #000000;

JSON

{
  "hex": "#172845",
  "rgb": {
    "r": 23,
    "g": 40,
    "b": 69
  },
  "hsl": {
    "h": 217.826,
    "s": 50,
    "l": 18.039
  },
  "oklch": {
    "l": 0.27823,
    "c": 0.05851,
    "h": 260.5
  },
  "luminance": 0.02129
}

Semantic roles & 50–950 ramp

primary

#172845

secondary

#7C643C

accent

#A64EDA

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040509

muted

#79797B

Preview Lab

Preview with #172845

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

Preview Lab → · Contrast checker → · Palette generator →