#163C8D#163C8D

#163C8D is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.3% C 0.142 H 262.7°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#163C8D
RGB	rgb(22, 60, 141)
HSL	hsl(221, 73%, 32%)
HSV	hsv(221, 84%, 55%)
CMYK	cmyk(84.4%, 57.4%, 0%, 44.7%)
CIE-LAB	lab(27.64, 18.98, -48.62)
CIE-LCH	lch(27.64, 52.20, 291.32°)
OKLab	oklab(38.29% -0.0179 -0.1404)
OKLCH	oklch(38.29% 0.142 262.7)
XYZ	xyz(6.7527, 5.3246, 25.8660)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163C8D #8D6716

analogous

#16788D #163C8D #2B168D

triadic

#163C8D #8D163C #3C8D16

tetradic

#163C8D #8D1678 #8D6716 #168D2B

square

#163C8D #8D1678 #8D6716 #168D2B

split-complementary

#163C8D #8D2B16 #788D16

monochromatic

#050F23 #0E2558 #163C8D #1E53C2 #3D71E1

Accessibility & contrast

On white

10.17

#163C8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#163C8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163C8D

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163C8D	#FFFFFF	#000000	##FFFFFF
##163C8D	1.00	10.17	2.07	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004790

Deuteranopia (green-blind)

#003C8B

Tritanopia (blue-blind)

#00505E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #163c8d;
/* rgb */ color: rgb(22, 60, 141);
/* oklch */ color: oklch(38.3% 0.142 262.7);

Tailwind

colors: {
  custom: {
    50: '#6a71af',
    500: '#163c8d',
    950: '#000000',
  },
}

SCSS

$custom: #163c8d;
$custom-light: #6a71af;
$custom-dark: #000000;

JSON

{
  "hex": "#163c8d",
  "rgb": {
    "r": 22,
    "g": 60,
    "b": 141
  },
  "hsl": {
    "h": 220.84,
    "s": 73.006,
    "l": 31.961
  },
  "oklch": {
    "l": 0.38293,
    "c": 0.14158,
    "h": 262.7
  },
  "luminance": 0.05325
}

Semantic roles & 50–950 ramp

primary

#163C8D

secondary

#C1973E

accent

#B538F0

background

#F6F6FA

surface

#ECECF5

border

#C7C7CF

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #163C8D

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

Preview Lab → · Contrast checker → · Palette generator →