#163D55#163D55

#163D55 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.4% C 0.061 H 239.1°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#163D55
RGB	rgb(22, 61, 85)
HSL	hsl(203, 59%, 21%)
HSV	hsv(203, 74%, 33%)
CMYK	cmyk(74.1%, 28.2%, 0%, 66.7%)
CIE-LAB	lab(24.20, -4.78, -18.46)
CIE-LCH	lch(24.20, 19.07, 255.48°)
OKLab	oklab(34.43% -0.0311 -0.052)
OKLCH	oklch(34.43% 0.061 239.1)
XYZ	xyz(3.6387, 4.1635, 9.2044)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D55 #552E16

analogous

#16554D #163D55 #161D55

triadic

#163D55 #55163D #3D5516

tetradic

#163D55 #4D1655 #552E16 #1D5516

square

#163D55 #4D1655 #552E16 #1D5516

split-complementary

#163D55 #55161D #554D16

monochromatic

#061118 #091A24 #163D55 #236086 #2F83B6

Accessibility & contrast

On white

11.46

#163D55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#163D55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D55

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D55	#FFFFFF	#000000	##FFFFFF
##163D55	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323D56

Deuteranopia (green-blind)

#293755

Tritanopia (blue-blind)

#004345

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #163d55;
/* rgb */ color: rgb(22, 61, 85);
/* oklch */ color: oklch(34.4% 0.061 239.1);

Tailwind

colors: {
  custom: {
    50: '#5c7285',
    500: '#163d55',
    950: '#000000',
  },
}

SCSS

$custom: #163d55;
$custom-light: #5c7285;
$custom-dark: #000000;

JSON

{
  "hex": "#163d55",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 85
  },
  "hsl": {
    "h": 202.857,
    "s": 58.879,
    "l": 20.98
  },
  "oklch": {
    "l": 0.34433,
    "c": 0.06058,
    "h": 239.1
  },
  "luminance": 0.04164
}

Semantic roles & 50–950 ramp

primary

#163D55

secondary

#8C5A3A

accent

#8146E2

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #163D55

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

Preview Lab → · Contrast checker → · Palette generator →