#163C79#163C79

#163C79 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.6% C 0.113 H 259.6°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#163C79
RGB	rgb(22, 60, 121)
HSL	hsl(217, 69%, 28%)
HSV	hsv(217, 82%, 47%)
CMYK	cmyk(81.8%, 50.4%, 0%, 52.5%)
CIE-LAB	lab(26.10, 10.69, -38.62)
CIE-LCH	lch(26.10, 40.08, 285.47°)
OKLab	oklab(36.64% -0.0203 -0.111)
OKLCH	oklch(36.64% 0.113 259.6)
XYZ	xyz(5.3967, 4.7821, 18.7241)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163C79 #795316

analogous

#166D79 #163C79 #221679

triadic

#163C79 #79163C #3C7916

tetradic

#163C79 #79166D #795316 #167922

square

#163C79 #79166D #795316 #167922

split-complementary

#163C79 #792216 #6D7916

monochromatic

#050D1A #0D2245 #163C79 #1F56AD #3071D9

Accessibility & contrast

On white

10.73

#163C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#163C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163C79

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163C79	#FFFFFF	#000000	##FFFFFF
##163C79	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19437B

Deuteranopia (green-blind)

#003A78

Tritanopia (blue-blind)

#004B54

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #163c79;
/* rgb */ color: rgb(22, 60, 121);
/* oklch */ color: oklch(36.6% 0.113 259.6);

Tailwind

colors: {
  custom: {
    50: '#6471a0',
    500: '#163c79',
    950: '#000000',
  },
}

SCSS

$custom: #163c79;
$custom-light: #6471a0;
$custom-dark: #000000;

JSON

{
  "hex": "#163c79",
  "rgb": {
    "r": 22,
    "g": 60,
    "b": 121
  },
  "hsl": {
    "h": 216.97,
    "s": 69.231,
    "l": 28.039
  },
  "oklch": {
    "l": 0.36638,
    "c": 0.11288,
    "h": 259.6
  },
  "luminance": 0.04783
}

Semantic roles & 50–950 ramp

primary

#163C79

secondary

#AE833D

accent

#A83CEC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #163C79

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

Preview Lab → · Contrast checker → · Palette generator →