#163D5A#163D5A

#163D5A is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.7% C 0.067 H 244.1°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#163D5A
RGB	rgb(22, 61, 90)
HSL	hsl(206, 61%, 22%)
HSV	hsv(206, 76%, 35%)
CMYK	cmyk(75.6%, 32.2%, 0%, 64.7%)
CIE-LAB	lab(24.47, -2.80, -21.32)
CIE-LCH	lch(24.47, 21.50, 262.52°)
OKLab	oklab(34.73% -0.0293 -0.0603)
OKLCH	oklch(34.73% 0.067 244.1)
XYZ	xyz(3.8444, 4.2458, 10.2878)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D5A #5A3316

analogous

#165A55 #163D5A #161B5A

triadic

#163D5A #5A163D #3D5A16

tetradic

#163D5A #55165A #5A3316 #1B5A16

square

#163D5A #55165A #5A3316 #1B5A16

split-complementary

#163D5A #5A161B #5A5516

monochromatic

#061119 #0A1C29 #163D5A #225E8B #2E80BC

Accessibility & contrast

On white

11.36

#163D5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#163D5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D5A

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D5A	#FFFFFF	#000000	##FFFFFF
##163D5A	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303E5B

Deuteranopia (green-blind)

#263759

Tritanopia (blue-blind)

#004447

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #163d5a;
/* rgb */ color: rgb(22, 61, 90);
/* oklch */ color: oklch(34.7% 0.067 244.1);

Tailwind

colors: {
  custom: {
    50: '#5d7289',
    500: '#163d5a',
    950: '#000000',
  },
}

SCSS

$custom: #163d5a;
$custom-light: #5d7289;
$custom-dark: #000000;

JSON

{
  "hex": "#163d5a",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 90
  },
  "hsl": {
    "h": 205.588,
    "s": 60.714,
    "l": 21.961
  },
  "oklch": {
    "l": 0.34728,
    "c": 0.06701,
    "h": 244.1
  },
  "luminance": 0.04246
}

Semantic roles & 50–950 ramp

primary

#163D5A

secondary

#91603B

accent

#8844E4

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05070B

muted

#797A7C

Preview Lab

Preview with #163D5A

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

Preview Lab → · Contrast checker → · Palette generator →