#172564#172564

#172564 is a dark, moderate blue. Relative luminance 0.024; OKLCH L 29.7% C 0.112 H 268.9°. Best body text is #FFFFFF at 14.14:1 contrast (WCAG AA passes).

Color values

HEX	#172564
RGB	rgb(23, 37, 100)
HSL	hsl(229, 63%, 24%)
HSV	hsv(229, 77%, 39%)
CMYK	cmyk(77%, 63%, 0%, 60.8%)
CIE-LAB	lab(17.58, 18.63, -38.92)
CIE-LCH	lch(17.58, 43.15, 295.58°)
OKLab	oklab(29.66% -0.0022 -0.1123)
OKLCH	oklch(29.66% 0.112 268.9)
XYZ	xyz(3.3144, 2.4250, 12.3475)
Luminance	0.0243 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172564 #645617

analogous

#174C64 #172564 #301764

triadic

#172564 #641725 #256417

tetradic

#172564 #64174C #645617 #176430

square

#172564 #64174C #645617 #176430

split-complementary

#172564 #643017 #4C6417

monochromatic

#060919 #0C1332 #172564 #223796 #2E4AC8

Accessibility & contrast

On white

14.14

#172564 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#172564 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172564

14.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172564	#FFFFFF	#000000	##FFFFFF
##172564	1.00	14.14	1.49	14.14
#FFFFFF	14.14	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F66

Deuteranopia (green-blind)

#002863

Tritanopia (blue-blind)

#003540

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #172564;
/* rgb */ color: rgb(23, 37, 100);
/* oklch */ color: oklch(29.7% 0.112 268.9);

Tailwind

colors: {
  custom: {
    50: '#615f91',
    500: '#172564',
    950: '#000000',
  },
}

SCSS

$custom: #172564;
$custom-light: #615f91;
$custom-dark: #000000;

JSON

{
  "hex": "#172564",
  "rgb": {
    "r": 23,
    "g": 37,
    "b": 100
  },
  "hsl": {
    "h": 229.091,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.2966,
    "c": 0.11232,
    "h": 268.9
  },
  "luminance": 0.02425
}

Semantic roles & 50–950 ramp

primary

#172564

secondary

#9A893C

accent

#C842E6

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05040D

muted

#7A797D

Preview Lab

Preview with #172564

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

Preview Lab → · Contrast checker → · Palette generator →