#163A9E#163A9E

#163A9E is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.4% C 0.167 H 264.5°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#163A9E
RGB	rgb(22, 58, 158)
HSL	hsl(224, 76%, 35%)
HSV	hsv(224, 86%, 62%)
CMYK	cmyk(86.1%, 63.3%, 0%, 38%)
CIE-LAB	lab(28.55, 27.22, -57.55)
CIE-LCH	lch(28.55, 63.66, 295.31°)
OKLab	oklab(39.43% -0.0161 -0.1666)
OKLCH	oklch(39.43% 0.167 264.5)
XYZ	xyz(8.0133, 5.6643, 33.0121)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163A9E #9E7A16

analogous

#167E9E #163A9E #36169E

triadic

#163A9E #9E163A #3A9E16

tetradic

#163A9E #9E167E #9E7A16 #169E36

square

#163A9E #9E167E #9E7A16 #169E36

split-complementary

#163A9E #9E3616 #7E9E16

monochromatic

#071333 #0F2668 #163A9E #1D4ED4 #4972E6

Accessibility & contrast

On white

9.85

#163A9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#163A9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163A9E

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163A9E	#FFFFFF	#000000	##FFFFFF
##163A9E	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA1

Deuteranopia (green-blind)

#003D9C

Tritanopia (blue-blind)

#005466

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #163a9e;
/* rgb */ color: rgb(22, 58, 158);
/* oklch */ color: oklch(39.4% 0.167 264.5);

Tailwind

colors: {
  custom: {
    50: '#6f6fbc',
    500: '#163a9e',
    950: '#000000',
  },
}

SCSS

$custom: #163a9e;
$custom-light: #6f6fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#163a9e",
  "rgb": {
    "r": 22,
    "g": 58,
    "b": 158
  },
  "hsl": {
    "h": 224.118,
    "s": 75.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.39427,
    "c": 0.16742,
    "h": 264.5
  },
  "luminance": 0.05665
}

Semantic roles & 50–950 ramp

primary

#163A9E

secondary

#C7A649

accent

#C036F2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #163A9E

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

Preview Lab → · Contrast checker → · Palette generator →