#163D79#163D79

#163D79 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.9% C 0.112 H 259.1°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#163D79
RGB	rgb(22, 61, 121)
HSL	hsl(216, 69%, 28%)
HSV	hsv(216, 82%, 47%)
CMYK	cmyk(81.8%, 49.6%, 0%, 52.5%)
CIE-LAB	lab(26.41, 9.99, -38.13)
CIE-LCH	lch(26.41, 39.41, 284.68°)
OKLab	oklab(36.87% -0.0212 -0.1095)
OKLCH	oklch(36.87% 0.112 259.1)
XYZ	xyz(5.4495, 4.8879, 18.7417)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D79 #795216

analogous

#166E79 #163D79 #211679

triadic

#163D79 #79163D #3D7916

tetradic

#163D79 #79166E #795216 #167921

square

#163D79 #79166E #795216 #167921

split-complementary

#163D79 #792116 #6E7916

monochromatic

#050D1A #0D2345 #163D79 #1F57AD #3073D9

Accessibility & contrast

On white

10.62

#163D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#163D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D79

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D79	#FFFFFF	#000000	##FFFFFF
##163D79	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B437B

Deuteranopia (green-blind)

#003A78

Tritanopia (blue-blind)

#004B55

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #163d79;
/* rgb */ color: rgb(22, 61, 121);
/* oklch */ color: oklch(36.9% 0.112 259.1);

Tailwind

colors: {
  custom: {
    50: '#6471a0',
    500: '#163d79',
    950: '#000000',
  },
}

SCSS

$custom: #163d79;
$custom-light: #6471a0;
$custom-dark: #000000;

JSON

{
  "hex": "#163d79",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 121
  },
  "hsl": {
    "h": 216.364,
    "s": 69.231,
    "l": 28.039
  },
  "oklch": {
    "l": 0.36874,
    "c": 0.11157,
    "h": 259.1
  },
  "luminance": 0.04889
}

Semantic roles & 50–950 ramp

primary

#163D79

secondary

#AE813D

accent

#A73CEC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #163D79

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

Preview Lab → · Contrast checker → · Palette generator →