#163D57#163D57

#163D57 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.5% C 0.063 H 241.2°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#163D57
RGB	rgb(22, 61, 87)
HSL	hsl(204, 60%, 21%)
HSV	hsv(204, 75%, 34%)
CMYK	cmyk(74.7%, 29.9%, 0%, 65.9%)
CIE-LAB	lab(24.31, -3.99, -19.61)
CIE-LCH	lch(24.31, 20.01, 258.49°)
OKLab	oklab(34.55% -0.0304 -0.0553)
OKLCH	oklch(34.55% 0.063 241.2)
XYZ	xyz(3.7193, 4.1958, 9.6288)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D57 #573016

analogous

#165751 #163D57 #161D57

triadic

#163D57 #57163D #3D5716

tetradic

#163D57 #511657 #573016 #1D5716

square

#163D57 #511657 #573016 #1D5716

split-complementary

#163D57 #57161D #575116

monochromatic

#061118 #0A1B26 #163D57 #225F88 #2F82B9

Accessibility & contrast

On white

11.42

#163D57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#163D57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D57

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D57	#FFFFFF	#000000	##FFFFFF
##163D57	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313D58

Deuteranopia (green-blind)

#283757

Tritanopia (blue-blind)

#004346

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #163d57;
/* rgb */ color: rgb(22, 61, 87);
/* oklch */ color: oklch(34.5% 0.063 241.2);

Tailwind

colors: {
  custom: {
    50: '#5c7286',
    500: '#163d57',
    950: '#000000',
  },
}

SCSS

$custom: #163d57;
$custom-light: #5c7286;
$custom-dark: #000000;

JSON

{
  "hex": "#163d57",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 87
  },
  "hsl": {
    "h": 204,
    "s": 59.633,
    "l": 21.373
  },
  "oklch": {
    "l": 0.3455,
    "c": 0.06309,
    "h": 241.2
  },
  "luminance": 0.04196
}

Semantic roles & 50–950 ramp

primary

#163D57

secondary

#8E5C3A

accent

#8445E3

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #163D57

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

Preview Lab → · Contrast checker → · Palette generator →