#163D4C#163D4C

#163D4C is a dark, muted cyan. Relative luminance 0.040; OKLCH L 33.9% C 0.051 H 226.6°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#163D4C
RGB	rgb(22, 61, 76)
HSL	hsl(197, 55%, 19%)
HSV	hsv(197, 71%, 30%)
CMYK	cmyk(71.1%, 19.7%, 0%, 70.2%)
CIE-LAB	lab(23.77, -8.24, -13.20)
CIE-LCH	lch(23.77, 15.56, 238.01°)
OKLab	oklab(33.94% -0.0348 -0.0369)
OKLCH	oklch(33.94% 0.051 226.6)
XYZ	xyz(3.3036, 4.0295, 7.4397)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D4C #4C2516

analogous

#164C40 #163D4C #16224C

triadic

#163D4C #4C163D #3D4C16

tetradic

#163D4C #40164C #4C2516 #224C16

square

#163D4C #40164C #4C2516 #224C16

split-complementary

#163D4C #4C1622 #4C4016

monochromatic

#071318 #08171D #163D4C #24637B #3189AB

Accessibility & contrast

On white

11.63

#163D4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#163D4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D4C

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D4C	#FFFFFF	#000000	##FFFFFF
##163D4C	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353C4D

Deuteranopia (green-blind)

#2D364C

Tritanopia (blue-blind)

#004142

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #163d4c;
/* rgb */ color: rgb(22, 61, 76);
/* oklch */ color: oklch(33.9% 0.051 226.6);

Tailwind

colors: {
  custom: {
    50: '#5a727e',
    500: '#163d4c',
    950: '#000000',
  },
}

SCSS

$custom: #163d4c;
$custom-light: #5a727e;
$custom-dark: #000000;

JSON

{
  "hex": "#163d4c",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 76
  },
  "hsl": {
    "h": 196.667,
    "s": 55.102,
    "l": 19.216
  },
  "oklch": {
    "l": 0.33942,
    "c": 0.05073,
    "h": 226.6
  },
  "luminance": 0.0403
}

Semantic roles & 50–950 ramp

primary

#163D4C

secondary

#844F3A

accent

#7349DE

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #163D4C

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

Preview Lab → · Contrast checker → · Palette generator →