#172368#172368

#172368 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 29.6% C 0.121 H 269.7°. Best body text is #FFFFFF at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#172368
RGB	rgb(23, 35, 104)
HSL	hsl(231, 64%, 25%)
HSV	hsv(231, 78%, 41%)
CMYK	cmyk(77.9%, 66.3%, 0%, 59.2%)
CIE-LAB	lab(17.38, 21.70, -41.86)
CIE-LCH	lch(17.38, 47.15, 297.40°)
OKLab	oklab(29.63% -0.0007 -0.1209)
OKLCH	oklch(29.63% 0.121 269.7)
XYZ	xyz(3.4522, 2.3833, 13.3721)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172368 #685C17

analogous

#174C68 #172368 #331768

triadic

#172368 #681723 #236817

tetradic

#172368 #68174C #685C17 #176833

square

#172368 #68174C #685C17 #176833

split-complementary

#172368 #683317 #4C6817

monochromatic

#060819 #0C1236 #172368 #22349A #2D45CC

Accessibility & contrast

On white

14.22

#172368 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#172368 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172368

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172368	#FFFFFF	#000000	##FFFFFF
##172368	1.00	14.22	1.48	14.22
#FFFFFF	14.22	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F6A

Deuteranopia (green-blind)

#002767

Tritanopia (blue-blind)

#003542

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #172368;
/* rgb */ color: rgb(23, 35, 104);
/* oklch */ color: oklch(29.6% 0.121 269.7);

Tailwind

colors: {
  custom: {
    50: '#625d94',
    500: '#172368',
    950: '#000000',
  },
}

SCSS

$custom: #172368;
$custom-light: #625d94;
$custom-dark: #000000;

JSON

{
  "hex": "#172368",
  "rgb": {
    "r": 23,
    "g": 35,
    "b": 104
  },
  "hsl": {
    "h": 231.111,
    "s": 63.78,
    "l": 24.902
  },
  "oklch": {
    "l": 0.29631,
    "c": 0.12095,
    "h": 269.7
  },
  "luminance": 0.02384
}

Semantic roles & 50–950 ramp

primary

#172368

secondary

#9E903D

accent

#CE41E7

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06040D

muted

#7A797E

Preview Lab

Preview with #172368

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

Preview Lab → · Contrast checker → · Palette generator →