#173084#173084

#173084 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.0% C 0.144 H 266.1°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#173084
RGB	rgb(23, 48, 132)
HSL	hsl(226, 70%, 30%)
HSV	hsv(226, 83%, 52%)
CMYK	cmyk(82.6%, 63.6%, 0%, 48.2%)
CIE-LAB	lab(23.54, 23.81, -49.71)
CIE-LCH	lch(23.54, 55.11, 295.59°)
OKLab	oklab(34.99% -0.0098 -0.1438)
OKLCH	oklch(34.99% 0.144 266.1)
XYZ	xyz(5.5737, 3.9614, 22.2962)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173084 #846B17

analogous

#176684 #173084 #351784

triadic

#173084 #841730 #308417

tetradic

#173084 #841766 #846B17 #178435

square

#173084 #841766 #846B17 #178435

split-complementary

#173084 #843517 #668417

monochromatic

#050A1C #0E1D50 #173084 #2043B8 #395EDC

Accessibility & contrast

On white

11.72

#173084 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#173084 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173084

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173084	#FFFFFF	#000000	##FFFFFF
##173084	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D87

Deuteranopia (green-blind)

#003382

Tritanopia (blue-blind)

#004655

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #173084;
/* rgb */ color: rgb(23, 48, 132);
/* oklch */ color: oklch(35.0% 0.144 266.1);

Tailwind

colors: {
  custom: {
    50: '#6868a9',
    500: '#173084',
    950: '#000000',
  },
}

SCSS

$custom: #173084;
$custom-light: #6868a9;
$custom-dark: #000000;

JSON

{
  "hex": "#173084",
  "rgb": {
    "r": 23,
    "g": 48,
    "b": 132
  },
  "hsl": {
    "h": 226.239,
    "s": 70.323,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34993,
    "c": 0.14414,
    "h": 266.1
  },
  "luminance": 0.03962
}

Semantic roles & 50–950 ramp

primary

#173084

secondary

#B89C3F

accent

#C43BED

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #173084

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

Preview Lab → · Contrast checker → · Palette generator →