#163B53#163B53

#163B53 is a dark, muted cyan. Relative luminance 0.039; OKLCH L 33.8% C 0.060 H 240.3°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#163B53
RGB	rgb(22, 59, 83)
HSL	hsl(204, 58%, 21%)
HSV	hsv(204, 73%, 33%)
CMYK	cmyk(73.5%, 28.9%, 0%, 67.5%)
CIE-LAB	lab(23.41, -4.25, -18.37)
CIE-LCH	lch(23.41, 18.86, 256.98°)
OKLab	oklab(33.77% -0.0295 -0.0517)
OKLCH	oklch(33.77% 0.06 240.3)
XYZ	xyz(3.4556, 3.9227, 8.7570)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163B53 #532E16

analogous

#16534C #163B53 #161C53

triadic

#163B53 #53163B #3B5316

tetradic

#163B53 #4C1653 #532E16 #1C5316

square

#163B53 #4C1653 #532E16 #1C5316

split-complementary

#163B53 #53161C #534C16

monochromatic

#061118 #091923 #163B53 #235D83 #3080B4

Accessibility & contrast

On white

11.77

#163B53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#163B53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163B53

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163B53	#FFFFFF	#000000	##FFFFFF
##163B53	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303B54

Deuteranopia (green-blind)

#283553

Tritanopia (blue-blind)

#004143

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #163b53;
/* rgb */ color: rgb(22, 59, 83);
/* oklch */ color: oklch(33.8% 0.060 240.3);

Tailwind

colors: {
  custom: {
    50: '#5b7083',
    500: '#163b53',
    950: '#000000',
  },
}

SCSS

$custom: #163b53;
$custom-light: #5b7083;
$custom-dark: #000000;

JSON

{
  "hex": "#163b53",
  "rgb": {
    "r": 22,
    "g": 59,
    "b": 83
  },
  "hsl": {
    "h": 203.607,
    "s": 58.095,
    "l": 20.588
  },
  "oklch": {
    "l": 0.33773,
    "c": 0.05958,
    "h": 240.3
  },
  "luminance": 0.03923
}

Semantic roles & 50–950 ramp

primary

#163B53

secondary

#8A5A3A

accent

#8346E1

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070A

muted

#797A7C

Preview Lab

Preview with #163B53

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

Preview Lab → · Contrast checker → · Palette generator →