#163979#163979

#163979 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.9% C 0.117 H 261.2°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#163979
RGB	rgb(22, 57, 121)
HSL	hsl(219, 69%, 28%)
HSV	hsv(219, 82%, 47%)
CMYK	cmyk(81.8%, 52.9%, 0%, 52.5%)
CIE-LAB	lab(25.19, 12.81, -40.10)
CIE-LCH	lch(25.19, 42.10, 287.71°)
OKLab	oklab(35.94% -0.0178 -0.1154)
OKLCH	oklch(35.94% 0.117 261.2)
XYZ	xyz(5.2439, 4.4767, 18.6732)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163979 #795616

analogous

#166A79 #163979 #241679

triadic

#163979 #791639 #397916

tetradic

#163979 #79166A #795616 #167924

square

#163979 #79166A #795616 #167924

split-complementary

#163979 #792416 #6A7916

monochromatic

#050C1A #0D2145 #163979 #1F51AD #306CD9

Accessibility & contrast

On white

11.08

#163979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#163979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163979

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163979	#FFFFFF	#000000	##FFFFFF
##163979	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10407B

Deuteranopia (green-blind)

#003778

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #163979;
/* rgb */ color: rgb(22, 57, 121);
/* oklch */ color: oklch(35.9% 0.117 261.2);

Tailwind

colors: {
  custom: {
    50: '#646ea0',
    500: '#163979',
    950: '#000000',
  },
}

SCSS

$custom: #163979;
$custom-light: #646ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#163979",
  "rgb": {
    "r": 22,
    "g": 57,
    "b": 121
  },
  "hsl": {
    "h": 218.788,
    "s": 69.231,
    "l": 28.039
  },
  "oklch": {
    "l": 0.35936,
    "c": 0.11681,
    "h": 261.2
  },
  "luminance": 0.04477
}

Semantic roles & 50–950 ramp

primary

#163979

secondary

#AE863D

accent

#AE3CEC

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #163979

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

Preview Lab → · Contrast checker → · Palette generator →