#163D7B#163D7B

#163D7B is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.0% C 0.114 H 259.5°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#163D7B
RGB	rgb(22, 61, 123)
HSL	hsl(217, 70%, 28%)
HSV	hsv(217, 82%, 48%)
CMYK	cmyk(82.1%, 50.4%, 0%, 51.8%)
CIE-LAB	lab(26.56, 10.82, -39.16)
CIE-LCH	lch(26.56, 40.63, 285.45°)
OKLab	oklab(37.03% -0.0208 -0.1126)
OKLCH	oklch(37.03% 0.114 259.5)
XYZ	xyz(5.5735, 4.9375, 19.3943)
Luminance	0.0494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D7B #7B5416

analogous

#166F7B #163D7B #22167B

triadic

#163D7B #7B163D #3D7B16

tetradic

#163D7B #7B166F #7B5416 #167B22

square

#163D7B #7B166F #7B5416 #167B22

split-complementary

#163D7B #7B2216 #6F7B16

monochromatic

#050D1A #0D2347 #163D7B #1F57AF #3172DA

Accessibility & contrast

On white

10.57

#163D7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#163D7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D7B

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D7B	#FFFFFF	#000000	##FFFFFF
##163D7B	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19447D

Deuteranopia (green-blind)

#003B7A

Tritanopia (blue-blind)

#004C56

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #163d7b;
/* rgb */ color: rgb(22, 61, 123);
/* oklch */ color: oklch(37.0% 0.114 259.5);

Tailwind

colors: {
  custom: {
    50: '#6571a2',
    500: '#163d7b',
    950: '#000000',
  },
}

SCSS

$custom: #163d7b;
$custom-light: #6571a2;
$custom-dark: #000000;

JSON

{
  "hex": "#163d7b",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 123
  },
  "hsl": {
    "h": 216.832,
    "s": 69.655,
    "l": 28.431
  },
  "oklch": {
    "l": 0.3703,
    "c": 0.11449,
    "h": 259.5
  },
  "luminance": 0.04938
}

Semantic roles & 50–950 ramp

primary

#163D7B

secondary

#B0843D

accent

#A83BEC

background

#F6F6FA

surface

#EBECF3

border

#C6C7CD

text

#06070F

muted

#7A7A7F

Preview Lab

Preview with #163D7B

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

Preview Lab → · Contrast checker → · Palette generator →