#163C64#163C64

#163C64 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.1% C 0.082 H 252.3°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#163C64
RGB	rgb(22, 60, 100)
HSL	hsl(211, 64%, 24%)
HSV	hsv(211, 78%, 39%)
CMYK	cmyk(78%, 40%, 0%, 60.8%)
CIE-LAB	lab(24.71, 1.95, -27.44)
CIE-LCH	lch(24.71, 27.51, 274.06°)
OKLab	oklab(35.1% -0.025 -0.0782)
OKLCH	oklch(35.1% 0.082 252.3)
XYZ	xyz(4.2461, 4.3219, 12.6646)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163C64 #643E16

analogous

#166364 #163C64 #171664

triadic

#163C64 #64163C #3C6416

tetradic

#163C64 #641663 #643E16 #166417

square

#163C64 #641663 #643E16 #166417

split-complementary

#163C64 #641716 #636416

monochromatic

#060F19 #0B1E32 #163C64 #215A96 #2C78C8

Accessibility & contrast

On white

11.26

#163C64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#163C64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163C64

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163C64	#FFFFFF	#000000	##FFFFFF
##163C64	1.00	11.26	1.86	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3F66

Deuteranopia (green-blind)

#1E3763

Tritanopia (blue-blind)

#00454B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #163c64;
/* rgb */ color: rgb(22, 60, 100);
/* oklch */ color: oklch(35.1% 0.082 252.3);

Tailwind

colors: {
  custom: {
    50: '#5f7190',
    500: '#163c64',
    950: '#000000',
  },
}

SCSS

$custom: #163c64;
$custom-light: #5f7190;
$custom-dark: #000000;

JSON

{
  "hex": "#163c64",
  "rgb": {
    "r": 22,
    "g": 60,
    "b": 100
  },
  "hsl": {
    "h": 210.769,
    "s": 63.934,
    "l": 23.922
  },
  "oklch": {
    "l": 0.35105,
    "c": 0.08206,
    "h": 252.3
  },
  "luminance": 0.04322
}

Semantic roles & 50–950 ramp

primary

#163C64

secondary

#9B6C3B

accent

#9641E7

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #163C64

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

Preview Lab → · Contrast checker → · Palette generator →