#163F84#163F84

#163F84 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.2% C 0.125 H 260.3°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#163F84
RGB	rgb(22, 63, 132)
HSL	hsl(218, 71%, 30%)
HSV	hsv(218, 83%, 52%)
CMYK	cmyk(83.3%, 52.3%, 0%, 48.2%)
CIE-LAB	lab(27.82, 13.17, -42.75)
CIE-LCH	lch(27.82, 44.73, 287.12°)
OKLab	oklab(38.21% -0.0211 -0.1231)
OKLCH	oklch(38.21% 0.125 260.3)
XYZ	xyz(6.2717, 5.3908, 22.5353)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F84 #845B16

analogous

#167684 #163F84 #241684

triadic

#163F84 #84163F #3F8416

tetradic

#163F84 #841676 #845B16 #168424

square

#163F84 #841676 #845B16 #168424

split-complementary

#163F84 #842416 #768416

monochromatic

#050D1B #0D2650 #163F84 #1F58B8 #3775DE

Accessibility & contrast

On white

10.10

#163F84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#163F84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F84

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F84	#FFFFFF	#000000	##FFFFFF
##163F84	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124786

Deuteranopia (green-blind)

#003D83

Tritanopia (blue-blind)

#00505B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #163f84;
/* rgb */ color: rgb(22, 63, 132);
/* oklch */ color: oklch(38.2% 0.125 260.3);

Tailwind

colors: {
  custom: {
    50: '#6773a8',
    500: '#163f84',
    950: '#000000',
  },
}

SCSS

$custom: #163f84;
$custom-light: #6773a8;
$custom-dark: #000000;

JSON

{
  "hex": "#163f84",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 132
  },
  "hsl": {
    "h": 217.636,
    "s": 71.429,
    "l": 30.196
  },
  "oklch": {
    "l": 0.38208,
    "c": 0.12491,
    "h": 260.3
  },
  "luminance": 0.05392
}

Semantic roles & 50–950 ramp

primary

#163F84

secondary

#B88B3D

accent

#AB3AEE

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #163F84

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

Preview Lab → · Contrast checker → · Palette generator →