#163563#163563

#163563 is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.3% C 0.089 H 258.3°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#163563
RGB	rgb(22, 53, 99)
HSL	hsl(216, 64%, 24%)
HSV	hsv(216, 78%, 39%)
CMYK	cmyk(77.8%, 46.5%, 0%, 61.2%)
CIE-LAB	lab(22.36, 6.44, -30.53)
CIE-LCH	lch(22.36, 31.20, 281.90°)
OKLab	oklab(33.26% -0.018 -0.0874)
OKLCH	oklch(33.26% 0.089 258.3)
XYZ	xyz(3.8553, 3.6172, 12.2970)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163563 #634416

analogous

#165B63 #163563 #1D1663

triadic

#163563 #631635 #356316

tetradic

#163563 #63165B #634416 #16631D

square

#163563 #63165B #634416 #16631D

split-complementary

#163563 #631D16 #5B6316

monochromatic

#060D19 #0B1A31 #163563 #215095 #2C6BC7

Accessibility & contrast

On white

12.18

#163563 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#163563 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163563

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163563	#FFFFFF	#000000	##FFFFFF
##163563	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3965

Deuteranopia (green-blind)

#103262

Tritanopia (blue-blind)

#004047

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #163563;
/* rgb */ color: rgb(22, 53, 99);
/* oklch */ color: oklch(33.3% 0.089 258.3);

Tailwind

colors: {
  custom: {
    50: '#5f6b90',
    500: '#163563',
    950: '#000000',
  },
}

SCSS

$custom: #163563;
$custom-light: #5f6b90;
$custom-dark: #000000;

JSON

{
  "hex": "#163563",
  "rgb": {
    "r": 22,
    "g": 53,
    "b": 99
  },
  "hsl": {
    "h": 215.844,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.3326,
    "c": 0.08921,
    "h": 258.3
  },
  "luminance": 0.03618
}

Semantic roles & 50–950 ramp

primary

#163563

secondary

#9A743B

accent

#A441E7

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #163563

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

Preview Lab → · Contrast checker → · Palette generator →