#163378#163378

#163378 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.5% C 0.123 H 263.9°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#163378
RGB	rgb(22, 51, 120)
HSL	hsl(222, 69%, 28%)
HSV	hsv(222, 82%, 47%)
CMYK	cmyk(81.7%, 57.5%, 0%, 52.9%)
CIE-LAB	lab(23.32, 16.67, -42.50)
CIE-LCH	lch(23.32, 45.65, 291.41°)
OKLab	oklab(34.49% -0.0132 -0.1226)
OKLCH	oklch(34.49% 0.123 263.9)
XYZ	xyz(4.9037, 3.8937, 18.2588)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163378 #785B16

analogous

#166478 #163378 #2A1678

triadic

#163378 #781633 #337816

tetradic

#163378 #781664 #785B16 #16782A

square

#163378 #781664 #785B16 #16782A

split-complementary

#163378 #782A16 #647816

monochromatic

#050B1A #0D1D44 #163378 #1F49AC #2F62D9

Accessibility & contrast

On white

11.81

#163378 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#163378 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163378

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163378	#FFFFFF	#000000	##FFFFFF
##163378	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C7A

Deuteranopia (green-blind)

#003377

Tritanopia (blue-blind)

#004450

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #163378;
/* rgb */ color: rgb(22, 51, 120);
/* oklch */ color: oklch(34.5% 0.123 263.9);

Tailwind

colors: {
  custom: {
    50: '#656aa0',
    500: '#163378',
    950: '#000000',
  },
}

SCSS

$custom: #163378;
$custom-light: #656aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#163378",
  "rgb": {
    "r": 22,
    "g": 51,
    "b": 120
  },
  "hsl": {
    "h": 222.245,
    "s": 69.014,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3449,
    "c": 0.12333,
    "h": 263.9
  },
  "luminance": 0.03894
}

Semantic roles & 50–950 ramp

primary

#163378

secondary

#AD8C3C

accent

#B83CEC

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060F

muted

#7A7A7E

Preview Lab

Preview with #163378

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

Preview Lab → · Contrast checker → · Palette generator →