#172E69#172E69

#172E69 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.1% C 0.107 H 264.9°. Best body text is #FFFFFF at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#172E69
RGB	rgb(23, 46, 105)
HSL	hsl(223, 64%, 25%)
HSV	hsv(223, 78%, 41%)
CMYK	cmyk(78.1%, 56.2%, 0%, 58.8%)
CIE-LAB	lab(20.66, 14.15, -37.18)
CIE-LCH	lch(20.66, 39.78, 290.83°)
OKLab	oklab(32.11% -0.0096 -0.107)
OKLCH	oklch(32.11% 0.107 264.9)
XYZ	xyz(3.8792, 3.1556, 13.7665)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172E69 #695217

analogous

#175769 #172E69 #291769

triadic

#172E69 #69172E #2E6917

tetradic

#172E69 #691757 #695217 #176929

square

#172E69 #691757 #695217 #176929

split-complementary

#172E69 #692917 #576917

monochromatic

#050B19 #0C1837 #172E69 #22449B #2D5ACD

Accessibility & contrast

On white

12.87

#172E69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#172E69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172E69

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172E69	#FFFFFF	#000000	##FFFFFF
##172E69	1.00	12.87	1.63	12.87
#FFFFFF	12.87	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04366B

Deuteranopia (green-blind)

#002E68

Tritanopia (blue-blind)

#003C46

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #172e69;
/* rgb */ color: rgb(23, 46, 105);
/* oklch */ color: oklch(32.1% 0.107 264.9);

Tailwind

colors: {
  custom: {
    50: '#616694',
    500: '#172e69',
    950: '#000000',
  },
}

SCSS

$custom: #172e69;
$custom-light: #616694;
$custom-dark: #000000;

JSON

{
  "hex": "#172e69",
  "rgb": {
    "r": 23,
    "g": 46,
    "b": 105
  },
  "hsl": {
    "h": 223.171,
    "s": 64.063,
    "l": 25.098
  },
  "oklch": {
    "l": 0.32107,
    "c": 0.10747,
    "h": 264.9
  },
  "luminance": 0.03156
}

Semantic roles & 50–950 ramp

primary

#172E69

secondary

#9F843D

accent

#B841E7

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06050D

muted

#7A7A7E

Preview Lab

Preview with #172E69

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

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