#163C9D#163C9D

#163C9D is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.7% C 0.164 H 264.0°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#163C9D
RGB	rgb(22, 60, 157)
HSL	hsl(223, 75%, 35%)
HSV	hsv(223, 86%, 62%)
CMYK	cmyk(86%, 61.8%, 0%, 38.4%)
CIE-LAB	lab(28.99, 25.46, -56.22)
CIE-LCH	lch(28.99, 61.71, 294.37°)
OKLab	oklab(39.73% -0.0171 -0.1627)
OKLCH	oklch(39.73% 0.164 264)
XYZ	xyz(8.0304, 5.8356, 32.5949)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163C9D #9D7716

analogous

#16809D #163C9D #33169D

triadic

#163C9D #9D163C #3C9D16

tetradic

#163C9D #9D1680 #9D7716 #169D33

square

#163C9D #9D1680 #9D7716 #169D33

split-complementary

#163C9D #9D3316 #809D16

monochromatic

#071332 #0E2767 #163C9D #1E51D3 #4874E5

Accessibility & contrast

On white

9.69

#163C9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#163C9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163C9D

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163C9D	#FFFFFF	#000000	##FFFFFF
##163C9D	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA0

Deuteranopia (green-blind)

#003E9B

Tritanopia (blue-blind)

#005566

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #163c9d;
/* rgb */ color: rgb(22, 60, 157);
/* oklch */ color: oklch(39.7% 0.164 264.0);

Tailwind

colors: {
  custom: {
    50: '#6e71bb',
    500: '#163c9d',
    950: '#000000',
  },
}

SCSS

$custom: #163c9d;
$custom-light: #6e71bb;
$custom-dark: #000000;

JSON

{
  "hex": "#163c9d",
  "rgb": {
    "r": 22,
    "g": 60,
    "b": 157
  },
  "hsl": {
    "h": 223.111,
    "s": 75.419,
    "l": 35.098
  },
  "oklch": {
    "l": 0.3973,
    "c": 0.16362,
    "h": 264
  },
  "luminance": 0.05837
}

Semantic roles & 50–950 ramp

primary

#163C9D

secondary

#C7A348

accent

#BD36F2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #163C9D

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

Preview Lab → · Contrast checker → · Palette generator →