#173284#173284

#173284 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.4% C 0.142 H 265.5°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#173284
RGB	rgb(23, 50, 132)
HSL	hsl(225, 70%, 30%)
HSV	hsv(225, 83%, 52%)
CMYK	cmyk(82.6%, 62.1%, 0%, 48.2%)
CIE-LAB	lab(24.09, 22.41, -48.81)
CIE-LCH	lch(24.09, 53.71, 294.66°)
OKLab	oklab(35.4% -0.0111 -0.1411)
OKLCH	oklch(35.4% 0.142 265.5)
XYZ	xyz(5.6573, 4.1286, 22.3241)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173284 #846917

analogous

#176884 #173284 #331784

triadic

#173284 #841732 #328417

tetradic

#173284 #841768 #846917 #178433

square

#173284 #841768 #846917 #178433

split-complementary

#173284 #843317 #688417

monochromatic

#050B1C #0E1E50 #173284 #2046B8 #3961DC

Accessibility & contrast

On white

11.50

#173284 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#173284 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173284

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173284	#FFFFFF	#000000	##FFFFFF
##173284	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F87

Deuteranopia (green-blind)

#003482

Tritanopia (blue-blind)

#004756

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #173284;
/* rgb */ color: rgb(23, 50, 132);
/* oklch */ color: oklch(35.4% 0.142 265.5);

Tailwind

colors: {
  custom: {
    50: '#6869a9',
    500: '#173284',
    950: '#000000',
  },
}

SCSS

$custom: #173284;
$custom-light: #6869a9;
$custom-dark: #000000;

JSON

{
  "hex": "#173284",
  "rgb": {
    "r": 23,
    "g": 50,
    "b": 132
  },
  "hsl": {
    "h": 225.138,
    "s": 70.323,
    "l": 30.392
  },
  "oklch": {
    "l": 0.35402,
    "c": 0.14158,
    "h": 265.5
  },
  "luminance": 0.04129
}

Semantic roles & 50–950 ramp

primary

#173284

secondary

#B89A3F

accent

#C13BED

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #173284

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

Preview Lab → · Contrast checker → · Palette generator →