#163A8E#163A8E

#163A8E is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.0% C 0.146 H 263.5°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#163A8E
RGB	rgb(22, 58, 142)
HSL	hsl(222, 73%, 32%)
HSV	hsv(222, 85%, 56%)
CMYK	cmyk(84.5%, 59.2%, 0%, 44.3%)
CIE-LAB	lab(27.15, 20.79, -50.03)
CIE-LCH	lch(27.15, 54.18, 292.56°)
OKLab	oklab(37.95% -0.0166 -0.1446)
OKLCH	oklch(37.95% 0.146 263.5)
XYZ	xyz(6.7247, 5.1489, 26.2253)
Luminance	0.0515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163A8E #8E6A16

analogous

#16768E #163A8E #2E168E

triadic

#163A8E #8E163A #3A8E16

tetradic

#163A8E #8E1676 #8E6A16 #168E2E

square

#163A8E #8E1676 #8E6A16 #168E2E

split-complementary

#163A8E #8E2E16 #768E16

monochromatic

#060F24 #0E2459 #163A8E #1E50C3 #3D6EE1

Accessibility & contrast

On white

10.34

#163A8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#163A8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163A8E

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163A8E	#FFFFFF	#000000	##FFFFFF
##163A8E	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004691

Deuteranopia (green-blind)

#003B8C

Tritanopia (blue-blind)

#004F5E

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #163a8e;
/* rgb */ color: rgb(22, 58, 142);
/* oklch */ color: oklch(38.0% 0.146 263.5);

Tailwind

colors: {
  custom: {
    50: '#6a6fb0',
    500: '#163a8e',
    950: '#000000',
  },
}

SCSS

$custom: #163a8e;
$custom-light: #6a6fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#163a8e",
  "rgb": {
    "r": 22,
    "g": 58,
    "b": 142
  },
  "hsl": {
    "h": 222,
    "s": 73.171,
    "l": 32.157
  },
  "oklch": {
    "l": 0.37953,
    "c": 0.14557,
    "h": 263.5
  },
  "luminance": 0.0515
}

Semantic roles & 50–950 ramp

primary

#163A8E

secondary

#C19A3F

accent

#B938F0

background

#F6F6FA

surface

#ECECF5

border

#C7C7CF

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #163A8E

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

Preview Lab → · Contrast checker → · Palette generator →