#163D4D#163D4D

#163D4D is a dark, muted cyan. Relative luminance 0.040; OKLCH L 34.0% C 0.052 H 228.2°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#163D4D
RGB	rgb(22, 61, 77)
HSL	hsl(197, 56%, 19%)
HSV	hsv(197, 71%, 30%)
CMYK	cmyk(71.4%, 20.8%, 0%, 69.8%)
CIE-LAB	lab(23.81, -7.87, -13.79)
CIE-LCH	lch(23.81, 15.87, 240.30°)
OKLab	oklab(33.99% -0.0344 -0.0385)
OKLCH	oklch(33.99% 0.052 228.2)
XYZ	xyz(3.3386, 4.0435, 7.6243)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D4D #4D2616

analogous

#164D42 #163D4D #16214D

triadic

#163D4D #4D163D #3D4D16

tetradic

#163D4D #42164D #4D2616 #214D16

square

#163D4D #42164D #4D2616 #214D16

split-complementary

#163D4D #4D1621 #4D4216

monochromatic

#071318 #08171D #163D4D #24637D #3188AC

Accessibility & contrast

On white

11.61

#163D4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#163D4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D4D

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D4D	#FFFFFF	#000000	##FFFFFF
##163D4D	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353C4E

Deuteranopia (green-blind)

#2D364D

Tritanopia (blue-blind)

#004242

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #163d4d;
/* rgb */ color: rgb(22, 61, 77);
/* oklch */ color: oklch(34.0% 0.052 228.2);

Tailwind

colors: {
  custom: {
    50: '#5b727e',
    500: '#163d4d',
    950: '#000000',
  },
}

SCSS

$custom: #163d4d;
$custom-light: #5b727e;
$custom-dark: #000000;

JSON

{
  "hex": "#163d4d",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 77
  },
  "hsl": {
    "h": 197.455,
    "s": 55.556,
    "l": 19.412
  },
  "oklch": {
    "l": 0.33994,
    "c": 0.05167,
    "h": 228.2
  },
  "luminance": 0.04044
}

Semantic roles & 50–950 ramp

primary

#163D4D

secondary

#85503A

accent

#7549DF

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #163D4D

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

Preview Lab → · Contrast checker → · Palette generator →