#172874#172874

#172874 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 31.8% C 0.132 H 268.0°. Best body text is #FFFFFF at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#172874
RGB	rgb(23, 40, 116)
HSL	hsl(229, 67%, 27%)
HSV	hsv(229, 80%, 45%)
CMYK	cmyk(80.2%, 65.5%, 0%, 54.5%)
CIE-LAB	lab(19.88, 22.98, -45.54)
CIE-LCH	lch(19.88, 51.01, 296.78°)
OKLab	oklab(31.83% -0.0046 -0.1317)
OKLCH	oklch(31.83% 0.132 268)
XYZ	xyz(4.2634, 2.9602, 16.8663)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172874 #746317

analogous

#175774 #172874 #341774

triadic

#172874 #741728 #287417

tetradic

#172874 #741757 #746317 #177434

square

#172874 #741757 #746317 #177434

split-complementary

#172874 #743417 #577417

monochromatic

#05091A #0D1641 #172874 #213AA7 #304ED6

Accessibility & contrast

On white

13.19

#172874 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#172874 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172874

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172874	#FFFFFF	#000000	##FFFFFF
##172874	1.00	13.19	1.59	13.19
#FFFFFF	13.19	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003576

Deuteranopia (green-blind)

#002C73

Tritanopia (blue-blind)

#003C4A

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #172874;
/* rgb */ color: rgb(23, 40, 116);
/* oklch */ color: oklch(31.8% 0.132 268.0);

Tailwind

colors: {
  custom: {
    50: '#65619d',
    500: '#172874',
    950: '#000000',
  },
}

SCSS

$custom: #172874;
$custom-light: #65619d;
$custom-dark: #000000;

JSON

{
  "hex": "#172874",
  "rgb": {
    "r": 23,
    "g": 40,
    "b": 116
  },
  "hsl": {
    "h": 229.032,
    "s": 66.906,
    "l": 27.255
  },
  "oklch": {
    "l": 0.31827,
    "c": 0.13178,
    "h": 268
  },
  "luminance": 0.02961
}

Semantic roles & 50–950 ramp

primary

#172874

secondary

#A9963D

accent

#CA3EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #172874

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

Preview Lab → · Contrast checker → · Palette generator →