#172673#172673

#172673 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.3% C 0.133 H 268.6°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#172673
RGB	rgb(23, 38, 115)
HSL	hsl(230, 67%, 27%)
HSV	hsv(230, 80%, 45%)
CMYK	cmyk(80%, 67%, 0%, 54.9%)
CIE-LAB	lab(19.25, 23.99, -45.94)
CIE-LCH	lch(19.25, 51.83, 297.57°)
OKLab	oklab(31.33% -0.0032 -0.1329)
OKLCH	oklch(31.33% 0.133 268.6)
XYZ	xyz(4.1399, 2.8057, 16.5397)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172673 #736417

analogous

#175473 #172673 #361773

triadic

#172673 #731726 #267317

tetradic

#172673 #731754 #736417 #177336

square

#172673 #731754 #736417 #177336

split-complementary

#172673 #733617 #547317

monochromatic

#05081A #0D1540 #172673 #2137A6 #2F4AD5

Accessibility & contrast

On white

13.45

#172673 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#172673 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172673

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172673	#FFFFFF	#000000	##FFFFFF
##172673	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003375

Deuteranopia (green-blind)

#002A72

Tritanopia (blue-blind)

#003A48

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #172673;
/* rgb */ color: rgb(23, 38, 115);
/* oklch */ color: oklch(31.3% 0.133 268.6);

Tailwind

colors: {
  custom: {
    50: '#65609c',
    500: '#172673',
    950: '#000000',
  },
}

SCSS

$custom: #172673;
$custom-light: #65609c;
$custom-dark: #000000;

JSON

{
  "hex": "#172673",
  "rgb": {
    "r": 23,
    "g": 38,
    "b": 115
  },
  "hsl": {
    "h": 230.217,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.31329,
    "c": 0.13292,
    "h": 268.6
  },
  "luminance": 0.02806
}

Semantic roles & 50–950 ramp

primary

#172673

secondary

#A9973D

accent

#CE3EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #172673

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

Preview Lab → · Contrast checker → · Palette generator →