#163C87#163C87

#163C87 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.8% C 0.133 H 262.0°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#163C87
RGB	rgb(22, 60, 135)
HSL	hsl(220, 72%, 31%)
HSV	hsv(220, 84%, 53%)
CMYK	cmyk(83.7%, 55.6%, 0%, 47.1%)
CIE-LAB	lab(27.16, 16.51, -45.69)
CIE-LCH	lch(27.16, 48.58, 289.87°)
OKLab	oklab(37.78% -0.0185 -0.1318)
OKLCH	oklch(37.78% 0.133 262)
XYZ	xyz(6.3183, 5.1508, 23.5782)
Luminance	0.0515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163C87 #876116

analogous

#167487 #163C87 #281687

triadic

#163C87 #87163C #3C8716

tetradic

#163C87 #871674 #876116 #168728

square

#163C87 #871674 #876116 #168728

split-complementary

#163C87 #872816 #748716

monochromatic

#050D1E #0D2552 #163C87 #1F53BC #3971DF

Accessibility & contrast

On white

10.34

#163C87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#163C87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163C87

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163C87	#FFFFFF	#000000	##FFFFFF
##163C87	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468A

Deuteranopia (green-blind)

#003B86

Tritanopia (blue-blind)

#004F5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #163c87;
/* rgb */ color: rgb(22, 60, 135);
/* oklch */ color: oklch(37.8% 0.133 262.0);

Tailwind

colors: {
  custom: {
    50: '#6871ab',
    500: '#163c87',
    950: '#000000',
  },
}

SCSS

$custom: #163c87;
$custom-light: #6871ab;
$custom-dark: #000000;

JSON

{
  "hex": "#163c87",
  "rgb": {
    "r": 22,
    "g": 60,
    "b": 135
  },
  "hsl": {
    "h": 219.823,
    "s": 71.975,
    "l": 30.784
  },
  "oklch": {
    "l": 0.37778,
    "c": 0.1331,
    "h": 262
  },
  "luminance": 0.05152
}

Semantic roles & 50–950 ramp

primary

#163C87

secondary

#BB913E

accent

#B239EF

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #163C87

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

Preview Lab → · Contrast checker → · Palette generator →