#163E8A#163E8A

#163E8A is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.5% C 0.135 H 261.6°. Best body text is #FFFFFF at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#163E8A
RGB	rgb(22, 62, 138)
HSL	hsl(219, 73%, 31%)
HSV	hsv(219, 84%, 54%)
CMYK	cmyk(84.1%, 55.1%, 0%, 45.9%)
CIE-LAB	lab(27.98, 16.35, -46.22)
CIE-LCH	lch(27.98, 49.02, 289.48°)
OKLab	oklab(38.48% -0.0196 -0.1333)
OKLCH	oklch(38.48% 0.135 261.6)
XYZ	xyz(6.6393, 5.4500, 24.7419)
Luminance	0.0545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163E8A #8A6216

analogous

#16788A #163E8A #28168A

triadic

#163E8A #8A163E #3E8A16

tetradic

#163E8A #8A1678 #8A6216 #168A28

square

#163E8A #8A1678 #8A6216 #168A28

split-complementary

#163E8A #8A2816 #788A16

monochromatic

#050F20 #0E2655 #163E8A #1E56BF #3B74E0

Accessibility & contrast

On white

10.05

#163E8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#163E8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163E8A

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163E8A	#FFFFFF	#000000	##FFFFFF
##163E8A	1.00	10.05	2.09	10.05
#FFFFFF	10.05	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00488D

Deuteranopia (green-blind)

#003D89

Tritanopia (blue-blind)

#00515D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #163e8a;
/* rgb */ color: rgb(22, 62, 138);
/* oklch */ color: oklch(38.5% 0.135 261.6);

Tailwind

colors: {
  custom: {
    50: '#6972ad',
    500: '#163e8a',
    950: '#000000',
  },
}

SCSS

$custom: #163e8a;
$custom-light: #6972ad;
$custom-dark: #000000;

JSON

{
  "hex": "#163e8a",
  "rgb": {
    "r": 22,
    "g": 62,
    "b": 138
  },
  "hsl": {
    "h": 219.31,
    "s": 72.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.38475,
    "c": 0.13476,
    "h": 261.6
  },
  "luminance": 0.05451
}

Semantic roles & 50–950 ramp

primary

#163E8A

secondary

#BE923E

accent

#B039EF

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #163E8A

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

Preview Lab → · Contrast checker → · Palette generator →