#172884#172884

#172884 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.5% C 0.154 H 268.0°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#172884
RGB	rgb(23, 40, 132)
HSL	hsl(231, 70%, 30%)
HSV	hsv(231, 83%, 52%)
CMYK	cmyk(82.6%, 69.7%, 0%, 48.2%)
CIE-LAB	lab(21.45, 29.30, -53.14)
CIE-LCH	lch(21.45, 60.68, 298.87°)
OKLab	oklab(33.45% -0.0054 -0.1539)
OKLCH	oklch(33.45% 0.154 268)
XYZ	xyz(5.2756, 3.3651, 22.1968)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172884 #847317

analogous

#175E84 #172884 #3C1784

triadic

#172884 #841728 #288417

tetradic

#172884 #84175E #847317 #17843C

square

#172884 #84175E #847317 #17843C

split-complementary

#172884 #843C17 #5E8417

monochromatic

#05081C #0E1850 #172884 #2038B8 #3952DC

Accessibility & contrast

On white

12.55

#172884 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#172884 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172884

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172884	#FFFFFF	#000000	##FFFFFF
##172884	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003987

Deuteranopia (green-blind)

#002E82

Tritanopia (blue-blind)

#004152

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #172884;
/* rgb */ color: rgb(23, 40, 132);
/* oklch */ color: oklch(33.5% 0.154 268.0);

Tailwind

colors: {
  custom: {
    50: '#6962a9',
    500: '#172884',
    950: '#000000',
  },
}

SCSS

$custom: #172884;
$custom-light: #6962a9;
$custom-dark: #000000;

JSON

{
  "hex": "#172884",
  "rgb": {
    "r": 23,
    "g": 40,
    "b": 132
  },
  "hsl": {
    "h": 230.642,
    "s": 70.323,
    "l": 30.392
  },
  "oklch": {
    "l": 0.33454,
    "c": 0.154,
    "h": 268
  },
  "luminance": 0.03366
}

Semantic roles & 50–950 ramp

primary

#172884

secondary

#B8A53F

accent

#D13BED

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#070510

muted

#7A797F

Preview Lab

Preview with #172884

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

Preview Lab → · Contrast checker → · Palette generator →