#163D7A#163D7A

#163D7A is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.0% C 0.113 H 259.3°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#163D7A
RGB	rgb(22, 61, 122)
HSL	hsl(217, 69%, 28%)
HSV	hsv(217, 82%, 48%)
CMYK	cmyk(82%, 50%, 0%, 52.2%)
CIE-LAB	lab(26.48, 10.41, -38.64)
CIE-LCH	lch(26.48, 40.02, 285.07°)
OKLab	oklab(36.95% -0.021 -0.1111)
OKLCH	oklch(36.95% 0.113 259.3)
XYZ	xyz(5.5112, 4.9125, 19.0663)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D7A #7A5316

analogous

#166F7A #163D7A #21167A

triadic

#163D7A #7A163D #3D7A16

tetradic

#163D7A #7A166F #7A5316 #167A21

square

#163D7A #7A166F #7A5316 #167A21

split-complementary

#163D7A #7A2116 #6F7A16

monochromatic

#050D1A #0D2346 #163D7A #1F57AE #3173DA

Accessibility & contrast

On white

10.59

#163D7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#163D7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D7A

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D7A	#FFFFFF	#000000	##FFFFFF
##163D7A	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A437C

Deuteranopia (green-blind)

#003A79

Tritanopia (blue-blind)

#004C55

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #163d7a;
/* rgb */ color: rgb(22, 61, 122);
/* oklch */ color: oklch(37.0% 0.113 259.3);

Tailwind

colors: {
  custom: {
    50: '#6571a1',
    500: '#163d7a',
    950: '#000000',
  },
}

SCSS

$custom: #163d7a;
$custom-light: #6571a1;
$custom-dark: #000000;

JSON

{
  "hex": "#163d7a",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 122
  },
  "hsl": {
    "h": 216.6,
    "s": 69.444,
    "l": 28.235
  },
  "oklch": {
    "l": 0.36952,
    "c": 0.11303,
    "h": 259.3
  },
  "luminance": 0.04913
}

Semantic roles & 50–950 ramp

primary

#163D7A

secondary

#AF833D

accent

#A73CEC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #163D7A

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

Preview Lab → · Contrast checker → · Palette generator →