#163684#163684

#163684 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.2% C 0.137 H 263.9°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#163684
RGB	rgb(22, 54, 132)
HSL	hsl(223, 71%, 30%)
HSV	hsv(223, 83%, 52%)
CMYK	cmyk(83.3%, 59.1%, 0%, 48.2%)
CIE-LAB	lab(25.18, 19.50, -47.03)
CIE-LCH	lch(25.18, 50.91, 292.51°)
OKLab	oklab(36.21% -0.0145 -0.1359)
OKLCH	oklch(36.21% 0.137 263.9)
XYZ	xyz(5.8134, 4.4742, 22.3825)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163684 #846416

analogous

#166D84 #163684 #2D1684

triadic

#163684 #841636 #368416

tetradic

#163684 #84166D #846416 #16842D

square

#163684 #84166D #846416 #16842D

split-complementary

#163684 #842D16 #6D8416

monochromatic

#050B1B #0D2150 #163684 #1F4BB8 #3767DE

Accessibility & contrast

On white

11.08

#163684 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#163684 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163684

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163684	#FFFFFF	#000000	##FFFFFF
##163684	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004187

Deuteranopia (green-blind)

#003782

Tritanopia (blue-blind)

#004A57

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #163684;
/* rgb */ color: rgb(22, 54, 132);
/* oklch */ color: oklch(36.2% 0.137 263.9);

Tailwind

colors: {
  custom: {
    50: '#686ca8',
    500: '#163684',
    950: '#000000',
  },
}

SCSS

$custom: #163684;
$custom-light: #686ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#163684",
  "rgb": {
    "r": 22,
    "g": 54,
    "b": 132
  },
  "hsl": {
    "h": 222.545,
    "s": 71.429,
    "l": 30.196
  },
  "oklch": {
    "l": 0.36206,
    "c": 0.13665,
    "h": 263.9
  },
  "luminance": 0.04475
}

Semantic roles & 50–950 ramp

primary

#163684

secondary

#B8953D

accent

#BA3AEE

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #163684

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

Preview Lab → · Contrast checker → · Palette generator →