#163C83#163C83

#163C83 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.4% C 0.127 H 261.5°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#163C83
RGB	rgb(22, 60, 131)
HSL	hsl(219, 71%, 30%)
HSV	hsv(219, 83%, 51%)
CMYK	cmyk(83.2%, 54.2%, 0%, 48.6%)
CIE-LAB	lab(26.85, 14.85, -43.70)
CIE-LCH	lch(26.85, 46.15, 288.77°)
OKLab	oklab(37.44% -0.0189 -0.126)
OKLCH	oklch(37.44% 0.127 261.5)
XYZ	xyz(6.0420, 5.0403, 22.1228)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163C83 #835D16

analogous

#167283 #163C83 #271683

triadic

#163C83 #83163C #3C8316

tetradic

#163C83 #831672 #835D16 #168327

square

#163C83 #831672 #835D16 #168327

split-complementary

#163C83 #832716 #728316

monochromatic

#040C1A #0D244F #163C83 #1F54B7 #3670DD

Accessibility & contrast

On white

10.46

#163C83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#163C83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163C83

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163C83	#FFFFFF	#000000	##FFFFFF
##163C83	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#084586

Deuteranopia (green-blind)

#003B82

Tritanopia (blue-blind)

#004D59

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #163c83;
/* rgb */ color: rgb(22, 60, 131);
/* oklch */ color: oklch(37.4% 0.127 261.5);

Tailwind

colors: {
  custom: {
    50: '#6771a8',
    500: '#163c83',
    950: '#000000',
  },
}

SCSS

$custom: #163c83;
$custom-light: #6771a8;
$custom-dark: #000000;

JSON

{
  "hex": "#163c83",
  "rgb": {
    "r": 22,
    "g": 60,
    "b": 131
  },
  "hsl": {
    "h": 219.083,
    "s": 71.242,
    "l": 30
  },
  "oklch": {
    "l": 0.37444,
    "c": 0.12737,
    "h": 261.5
  },
  "luminance": 0.05041
}

Semantic roles & 50–950 ramp

primary

#163C83

secondary

#B78D3D

accent

#AF3AEE

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #163C83

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

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