#172473#172473

#172473 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 30.9% C 0.135 H 269.2°. Best body text is #FFFFFF at 13.67:1 contrast (WCAG AA passes).

Color values

HEX	#172473
RGB	rgb(23, 36, 115)
HSL	hsl(232, 67%, 27%)
HSV	hsv(232, 80%, 45%)
CMYK	cmyk(80%, 68.7%, 0%, 54.9%)
CIE-LAB	lab(18.72, 25.38, -46.81)
CIE-LCH	lch(18.72, 53.25, 298.47°)
OKLab	oklab(30.94% -0.0019 -0.1354)
OKLCH	oklch(30.94% 0.135 269.2)
XYZ	xyz(4.0777, 2.6813, 16.5190)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172473 #736617

analogous

#175273 #172473 #381773

triadic

#172473 #731724 #247317

tetradic

#172473 #731752 #736617 #177338

square

#172473 #731752 #736617 #177338

split-complementary

#172473 #733817 #527317

monochromatic

#05081A #0D1440 #172473 #2134A6 #2F47D5

Accessibility & contrast

On white

13.67

#172473 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#172473 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172473

13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172473	#FFFFFF	#000000	##FFFFFF
##172473	1.00	13.67	1.54	13.67
#FFFFFF	13.67	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003275

Deuteranopia (green-blind)

#002972

Tritanopia (blue-blind)

#003948

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #172473;
/* rgb */ color: rgb(23, 36, 115);
/* oklch */ color: oklch(30.9% 0.135 269.2);

Tailwind

colors: {
  custom: {
    50: '#655e9c',
    500: '#172473',
    950: '#000000',
  },
}

SCSS

$custom: #172473;
$custom-light: #655e9c;
$custom-dark: #000000;

JSON

{
  "hex": "#172473",
  "rgb": {
    "r": 23,
    "g": 36,
    "b": 115
  },
  "hsl": {
    "h": 231.522,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.30941,
    "c": 0.13545,
    "h": 269.2
  },
  "luminance": 0.02682
}

Semantic roles & 50–950 ramp

primary

#172473

secondary

#A9993D

accent

#D13EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #172473

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

Preview Lab → · Contrast checker → · Palette generator →