#163C8E#163C8E

#163C8E is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.4% C 0.143 H 262.8°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#163C8E
RGB	rgb(22, 60, 142)
HSL	hsl(221, 73%, 32%)
HSV	hsv(221, 85%, 56%)
CMYK	cmyk(84.5%, 57.7%, 0%, 44.3%)
CIE-LAB	lab(27.72, 19.39, -49.11)
CIE-LCH	lch(27.72, 52.80, 291.55°)
OKLab	oklab(38.38% -0.0179 -0.1419)
OKLCH	oklch(38.38% 0.143 262.8)
XYZ	xyz(6.8275, 5.3545, 26.2596)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163C8E #8E6816

analogous

#16788E #163C8E #2C168E

triadic

#163C8E #8E163C #3C8E16

tetradic

#163C8E #8E1678 #8E6816 #168E2C

square

#163C8E #8E1678 #8E6816 #168E2C

split-complementary

#163C8E #8E2C16 #788E16

monochromatic

#060F24 #0E2659 #163C8E #1E52C3 #3D71E1

Accessibility & contrast

On white

10.14

#163C8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#163C8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163C8E

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163C8E	#FFFFFF	#000000	##FFFFFF
##163C8E	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004791

Deuteranopia (green-blind)

#003C8C

Tritanopia (blue-blind)

#00515F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #163c8e;
/* rgb */ color: rgb(22, 60, 142);
/* oklch */ color: oklch(38.4% 0.143 262.8);

Tailwind

colors: {
  custom: {
    50: '#6a71b0',
    500: '#163c8e',
    950: '#000000',
  },
}

SCSS

$custom: #163c8e;
$custom-light: #6a71b0;
$custom-dark: #000000;

JSON

{
  "hex": "#163c8e",
  "rgb": {
    "r": 22,
    "g": 60,
    "b": 142
  },
  "hsl": {
    "h": 221,
    "s": 73.171,
    "l": 32.157
  },
  "oklch": {
    "l": 0.3838,
    "c": 0.14299,
    "h": 262.8
  },
  "luminance": 0.05355
}

Semantic roles & 50–950 ramp

primary

#163C8E

secondary

#C1983F

accent

#B638F0

background

#F6F6FA

surface

#ECECF5

border

#C7C7CF

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #163C8E

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

Preview Lab → · Contrast checker → · Palette generator →