#173185#173185

#173185 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.3% C 0.144 H 265.8°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#173185
RGB	rgb(23, 49, 133)
HSL	hsl(226, 71%, 31%)
HSV	hsv(226, 83%, 52%)
CMYK	cmyk(82.7%, 63.2%, 0%, 47.8%)
CIE-LAB	lab(23.91, 23.51, -49.74)
CIE-LCH	lch(23.91, 55.02, 295.30°)
OKLab	oklab(35.29% -0.0105 -0.1439)
OKLCH	oklch(35.29% 0.144 265.8)
XYZ	xyz(5.6838, 4.0716, 22.6721)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173185 #856B17

analogous

#176885 #173185 #341785

triadic

#173185 #851731 #318517

tetradic

#173185 #851768 #856B17 #178534

square

#173185 #851768 #856B17 #178534

split-complementary

#173185 #853417 #688517

monochromatic

#050B1D #0E1E51 #173185 #2044B9 #3A60DD

Accessibility & contrast

On white

11.57

#173185 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#173185 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173185

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173185	#FFFFFF	#000000	##FFFFFF
##173185	1.00	11.57	1.81	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E88

Deuteranopia (green-blind)

#003483

Tritanopia (blue-blind)

#004756

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #173185;
/* rgb */ color: rgb(23, 49, 133);
/* oklch */ color: oklch(35.3% 0.144 265.8);

Tailwind

colors: {
  custom: {
    50: '#6968a9',
    500: '#173185',
    950: '#000000',
  },
}

SCSS

$custom: #173185;
$custom-light: #6968a9;
$custom-dark: #000000;

JSON

{
  "hex": "#173185",
  "rgb": {
    "r": 23,
    "g": 49,
    "b": 133
  },
  "hsl": {
    "h": 225.818,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.35291,
    "c": 0.14426,
    "h": 265.8
  },
  "luminance": 0.04072
}

Semantic roles & 50–950 ramp

primary

#173185

secondary

#B99C3F

accent

#C33BED

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #173185

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

Preview Lab → · Contrast checker → · Palette generator →