#172A67#172A67

#172A67 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 31.0% C 0.110 H 266.7°. Best body text is #FFFFFF at 13.43:1 contrast (WCAG AA passes).

Color values

HEX	#172A67
RGB	rgb(23, 42, 103)
HSL	hsl(226, 63%, 25%)
HSV	hsv(226, 78%, 40%)
CMYK	cmyk(77.7%, 59.2%, 0%, 59.6%)
CIE-LAB	lab(19.30, 16.22, -38.08)
CIE-LCH	lch(19.30, 41.40, 293.07°)
OKLab	oklab(31.03% -0.0063 -0.1098)
OKLCH	oklch(31.03% 0.11 266.7)
XYZ	xyz(3.6286, 2.8170, 13.1818)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172A67 #675417

analogous

#175267 #172A67 #2C1767

triadic

#172A67 #67172A #2A6717

tetradic

#172A67 #671752 #675417 #17672C

square

#172A67 #671752 #675417 #17672C

split-complementary

#172A67 #672C17 #526717

monochromatic

#060A19 #0C1635 #172A67 #223E99 #2D53CB

Accessibility & contrast

On white

13.43

#172A67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#172A67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172A67

13.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172A67	#FFFFFF	#000000	##FFFFFF
##172A67	1.00	13.43	1.56	13.43
#FFFFFF	13.43	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003369

Deuteranopia (green-blind)

#002B66

Tritanopia (blue-blind)

#003944

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #172a67;
/* rgb */ color: rgb(23, 42, 103);
/* oklch */ color: oklch(31.0% 0.110 266.7);

Tailwind

colors: {
  custom: {
    50: '#616393',
    500: '#172a67',
    950: '#000000',
  },
}

SCSS

$custom: #172a67;
$custom-light: #616393;
$custom-dark: #000000;

JSON

{
  "hex": "#172a67",
  "rgb": {
    "r": 23,
    "g": 42,
    "b": 103
  },
  "hsl": {
    "h": 225.75,
    "s": 63.492,
    "l": 24.706
  },
  "oklch": {
    "l": 0.31028,
    "c": 0.10996,
    "h": 266.7
  },
  "luminance": 0.02817
}

Semantic roles & 50–950 ramp

primary

#172A67

secondary

#9D863D

accent

#BF41E7

background

#F6F5F9

surface

#EBEAF1

border

#C6C6CB

text

#06050D

muted

#7A797E

Preview Lab

Preview with #172A67

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

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