#172E68#172E68

#172E68 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 32.0% C 0.106 H 264.7°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#172E68
RGB	rgb(23, 46, 104)
HSL	hsl(223, 64%, 25%)
HSV	hsv(223, 78%, 41%)
CMYK	cmyk(77.9%, 55.8%, 0%, 59.2%)
CIE-LAB	lab(20.58, 13.73, -36.66)
CIE-LCH	lch(20.58, 39.14, 290.53°)
OKLab	oklab(32.02% -0.0097 -0.1055)
OKLCH	oklch(32.02% 0.106 264.7)
XYZ	xyz(3.8282, 3.1352, 13.4974)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172E68 #685117

analogous

#175768 #172E68 #281768

triadic

#172E68 #68172E #2E6817

tetradic

#172E68 #681757 #685117 #176828

square

#172E68 #681757 #685117 #176828

split-complementary

#172E68 #682817 #576817

monochromatic

#060B19 #0C1836 #172E68 #22449A #2D5ACC

Accessibility & contrast

On white

12.91

#172E68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#172E68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172E68

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172E68	#FFFFFF	#000000	##FFFFFF
##172E68	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#06356A

Deuteranopia (green-blind)

#002E67

Tritanopia (blue-blind)

#003C46

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #172e68;
/* rgb */ color: rgb(23, 46, 104);
/* oklch */ color: oklch(32.0% 0.106 264.7);

Tailwind

colors: {
  custom: {
    50: '#616694',
    500: '#172e68',
    950: '#000000',
  },
}

SCSS

$custom: #172e68;
$custom-light: #616694;
$custom-dark: #000000;

JSON

{
  "hex": "#172e68",
  "rgb": {
    "r": 23,
    "g": 46,
    "b": 104
  },
  "hsl": {
    "h": 222.963,
    "s": 63.78,
    "l": 24.902
  },
  "oklch": {
    "l": 0.32021,
    "c": 0.10596,
    "h": 264.7
  },
  "luminance": 0.03136
}

Semantic roles & 50–950 ramp

primary

#172E68

secondary

#9E833D

accent

#B841E7

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#05050D

muted

#7A7A7E

Preview Lab

Preview with #172E68

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

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