#163D84#163D84

#163D84 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.8% C 0.128 H 261.2°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#163D84
RGB	rgb(22, 61, 132)
HSL	hsl(219, 71%, 30%)
HSV	hsv(219, 83%, 52%)
CMYK	cmyk(83.3%, 53.8%, 0%, 48.2%)
CIE-LAB	lab(27.22, 14.57, -43.72)
CIE-LCH	lch(27.22, 46.08, 288.43°)
OKLab	oklab(37.75% -0.0196 -0.126)
OKLCH	oklch(37.75% 0.128 261.2)
XYZ	xyz(6.1630, 5.1733, 22.4990)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D84 #845D16

analogous

#167484 #163D84 #261684

triadic

#163D84 #84163D #3D8416

tetradic

#163D84 #841674 #845D16 #168426

square

#163D84 #841674 #845D16 #168426

split-complementary

#163D84 #842616 #748416

monochromatic

#050D1B #0D2550 #163D84 #1F55B8 #3772DE

Accessibility & contrast

On white

10.32

#163D84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#163D84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D84

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D84	#FFFFFF	#000000	##FFFFFF
##163D84	1.00	10.32	2.03	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A4687

Deuteranopia (green-blind)

#003C83

Tritanopia (blue-blind)

#004E5A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #163d84;
/* rgb */ color: rgb(22, 61, 132);
/* oklch */ color: oklch(37.8% 0.128 261.2);

Tailwind

colors: {
  custom: {
    50: '#6771a8',
    500: '#163d84',
    950: '#000000',
  },
}

SCSS

$custom: #163d84;
$custom-light: #6771a8;
$custom-dark: #000000;

JSON

{
  "hex": "#163d84",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 132
  },
  "hsl": {
    "h": 218.727,
    "s": 71.429,
    "l": 30.196
  },
  "oklch": {
    "l": 0.37752,
    "c": 0.12751,
    "h": 261.2
  },
  "luminance": 0.05174
}

Semantic roles & 50–950 ramp

primary

#163D84

secondary

#B88D3D

accent

#AE3AEE

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #163D84

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

Preview Lab → · Contrast checker → · Palette generator →