#172E6F#172E6F

#172E6F is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.6% C 0.116 H 265.5°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#172E6F
RGB	rgb(23, 46, 111)
HSL	hsl(224, 66%, 26%)
HSV	hsv(224, 79%, 44%)
CMYK	cmyk(79.3%, 58.6%, 0%, 56.5%)
CIE-LAB	lab(21.14, 16.64, -40.27)
CIE-LCH	lch(21.14, 43.57, 292.45°)
OKLab	oklab(32.63% -0.0091 -0.1161)
OKLCH	oklch(32.63% 0.116 265.5)
XYZ	xyz(4.1986, 3.2834, 15.4483)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172E6F #6F5817

analogous

#175A6F #172E6F #2C176F

triadic

#172E6F #6F172E #2E6F17

tetradic

#172E6F #6F175A #6F5817 #176F2C

square

#172E6F #6F175A #6F5817 #176F2C

split-complementary

#172E6F #6F2C17 #5A6F17

monochromatic

#050B19 #0C193C #172E6F #2243A2 #2D58D3

Accessibility & contrast

On white

12.68

#172E6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#172E6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172E6F

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172E6F	#FFFFFF	#000000	##FFFFFF
##172E6F	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003771

Deuteranopia (green-blind)

#002F6E

Tritanopia (blue-blind)

#003E49

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #172e6f;
/* rgb */ color: rgb(23, 46, 111);
/* oklch */ color: oklch(32.6% 0.116 265.5);

Tailwind

colors: {
  custom: {
    50: '#636699',
    500: '#172e6f',
    950: '#000000',
  },
}

SCSS

$custom: #172e6f;
$custom-light: #636699;
$custom-dark: #000000;

JSON

{
  "hex": "#172e6f",
  "rgb": {
    "r": 23,
    "g": 46,
    "b": 111
  },
  "hsl": {
    "h": 224.318,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.32629,
    "c": 0.11649,
    "h": 265.5
  },
  "luminance": 0.03284
}

Semantic roles & 50–950 ramp

primary

#172E6F

secondary

#A58A3D

accent

#BC3FE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #172E6F

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

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