#173486#173486

#173486 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.0% C 0.142 H 265.0°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#173486
RGB	rgb(23, 52, 134)
HSL	hsl(224, 71%, 31%)
HSV	hsv(224, 83%, 53%)
CMYK	cmyk(82.8%, 61.2%, 0%, 47.5%)
CIE-LAB	lab(24.82, 21.82, -48.87)
CIE-LCH	lch(24.82, 53.52, 294.06°)
OKLab	oklab(36% -0.0123 -0.1413)
OKLCH	oklch(36% 0.142 265)
XYZ	xyz(5.8829, 4.3587, 23.0809)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173486 #866917

analogous

#176B86 #173486 #311786

triadic

#173486 #861734 #348617

tetradic

#173486 #86176B #866917 #178631

square

#173486 #86176B #866917 #178631

split-complementary

#173486 #863117 #6B8617

monochromatic

#050B1E #0E2052 #173486 #2048BA #3A65DD

Accessibility & contrast

On white

11.22

#173486 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#173486 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173486

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173486	#FFFFFF	#000000	##FFFFFF
##173486	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004089

Deuteranopia (green-blind)

#003684

Tritanopia (blue-blind)

#004957

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #173486;
/* rgb */ color: rgb(23, 52, 134);
/* oklch */ color: oklch(36.0% 0.142 265.0);

Tailwind

colors: {
  custom: {
    50: '#696baa',
    500: '#173486',
    950: '#000000',
  },
}

SCSS

$custom: #173486;
$custom-light: #696baa;
$custom-dark: #000000;

JSON

{
  "hex": "#173486",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 134
  },
  "hsl": {
    "h": 224.324,
    "s": 70.701,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36002,
    "c": 0.14182,
    "h": 265
  },
  "luminance": 0.04359
}

Semantic roles & 50–950 ramp

primary

#173486

secondary

#BA9A3F

accent

#BF3AED

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #173486

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

Preview Lab → · Contrast checker → · Palette generator →