#173184#173184

#173184 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.2% C 0.143 H 265.8°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#173184
RGB	rgb(23, 49, 132)
HSL	hsl(226, 70%, 30%)
HSV	hsv(226, 83%, 52%)
CMYK	cmyk(82.6%, 62.9%, 0%, 48.2%)
CIE-LAB	lab(23.82, 23.11, -49.26)
CIE-LCH	lch(23.82, 54.41, 295.13°)
OKLab	oklab(35.2% -0.0105 -0.1425)
OKLCH	oklch(35.2% 0.143 265.8)
XYZ	xyz(5.6151, 4.0441, 22.3100)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173184 #846A17

analogous

#176784 #173184 #331784

triadic

#173184 #841731 #318417

tetradic

#173184 #841767 #846A17 #178433

square

#173184 #841767 #846A17 #178433

split-complementary

#173184 #843317 #678417

monochromatic

#050A1C #0E1E50 #173184 #2044B8 #3960DC

Accessibility & contrast

On white

11.61

#173184 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#173184 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173184

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173184	#FFFFFF	#000000	##FFFFFF
##173184	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E87

Deuteranopia (green-blind)

#003482

Tritanopia (blue-blind)

#004655

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #173184;
/* rgb */ color: rgb(23, 49, 132);
/* oklch */ color: oklch(35.2% 0.143 265.8);

Tailwind

colors: {
  custom: {
    50: '#6868a9',
    500: '#173184',
    950: '#000000',
  },
}

SCSS

$custom: #173184;
$custom-light: #6868a9;
$custom-dark: #000000;

JSON

{
  "hex": "#173184",
  "rgb": {
    "r": 23,
    "g": 49,
    "b": 132
  },
  "hsl": {
    "h": 225.688,
    "s": 70.323,
    "l": 30.392
  },
  "oklch": {
    "l": 0.35196,
    "c": 0.14285,
    "h": 265.8
  },
  "luminance": 0.04045
}

Semantic roles & 50–950 ramp

primary

#173184

secondary

#B89B3F

accent

#C33BED

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #173184

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

Preview Lab → · Contrast checker → · Palette generator →