#172569#172569

#172569 is a dark, moderate blue. Relative luminance 0.025; OKLCH L 30.1% C 0.120 H 268.9°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#172569
RGB	rgb(23, 37, 105)
HSL	hsl(230, 64%, 25%)
HSV	hsv(230, 78%, 41%)
CMYK	cmyk(78.1%, 64.8%, 0%, 58.8%)
CIE-LAB	lab(18.03, 20.67, -41.45)
CIE-LCH	lch(18.03, 46.32, 296.50°)
OKLab	oklab(30.14% -0.0022 -0.1197)
OKLCH	oklch(30.14% 0.12 268.9)
XYZ	xyz(3.5638, 2.5248, 13.6614)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172569 #695B17

analogous

#174E69 #172569 #321769

triadic

#172569 #691725 #256917

tetradic

#172569 #69174E #695B17 #176932

square

#172569 #69174E #695B17 #176932

split-complementary

#172569 #693217 #4E6917

monochromatic

#050919 #0C1337 #172569 #22379B #2D48CD

Accessibility & contrast

On white

13.95

#172569 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#172569 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172569

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172569	#FFFFFF	#000000	##FFFFFF
##172569	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306B

Deuteranopia (green-blind)

#002868

Tritanopia (blue-blind)

#003643

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #172569;
/* rgb */ color: rgb(23, 37, 105);
/* oklch */ color: oklch(30.1% 0.120 268.9);

Tailwind

colors: {
  custom: {
    50: '#625f95',
    500: '#172569',
    950: '#000000',
  },
}

SCSS

$custom: #172569;
$custom-light: #625f95;
$custom-dark: #000000;

JSON

{
  "hex": "#172569",
  "rgb": {
    "r": 23,
    "g": 37,
    "b": 105
  },
  "hsl": {
    "h": 229.756,
    "s": 64.063,
    "l": 25.098
  },
  "oklch": {
    "l": 0.30139,
    "c": 0.11976,
    "h": 268.9
  },
  "luminance": 0.02525
}

Semantic roles & 50–950 ramp

primary

#172569

secondary

#9F8E3D

accent

#CB41E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #172569

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

Preview Lab → · Contrast checker → · Palette generator →