#163D82#163D82

#163D82 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.6% C 0.125 H 260.9°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#163D82
RGB	rgb(22, 61, 130)
HSL	hsl(218, 71%, 30%)
HSV	hsv(218, 83%, 51%)
CMYK	cmyk(83.1%, 53.1%, 0%, 49%)
CIE-LAB	lab(27.07, 13.74, -42.72)
CIE-LCH	lch(27.07, 44.87, 287.83°)
OKLab	oklab(37.59% -0.0198 -0.123)
OKLCH	oklch(37.59% 0.125 260.9)
XYZ	xyz(6.0274, 5.1190, 21.7852)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D82 #825B16

analogous

#167382 #163D82 #251682

triadic

#163D82 #82163D #3D8216

tetradic

#163D82 #821673 #825B16 #168225

square

#163D82 #821673 #825B16 #168225

split-complementary

#163D82 #822516 #738216

monochromatic

#040C1A #0D244E #163D82 #1F56B6 #3572DD

Accessibility & contrast

On white

10.38

#163D82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#163D82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D82

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D82	#FFFFFF	#000000	##FFFFFF
##163D82	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F4584

Deuteranopia (green-blind)

#003B81

Tritanopia (blue-blind)

#004E59

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #163d82;
/* rgb */ color: rgb(22, 61, 130);
/* oklch */ color: oklch(37.6% 0.125 260.9);

Tailwind

colors: {
  custom: {
    50: '#6771a7',
    500: '#163d82',
    950: '#000000',
  },
}

SCSS

$custom: #163d82;
$custom-light: #6771a7;
$custom-dark: #000000;

JSON

{
  "hex": "#163d82",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 130
  },
  "hsl": {
    "h": 218.333,
    "s": 71.053,
    "l": 29.804
  },
  "oklch": {
    "l": 0.37589,
    "c": 0.12463,
    "h": 260.9
  },
  "luminance": 0.0512
}

Semantic roles & 50–950 ramp

primary

#163D82

secondary

#B78B3D

accent

#AD3AEE

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #163D82

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

Preview Lab → · Contrast checker → · Palette generator →