#163C73#163C73

#163C73 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.2% C 0.104 H 258.1°. Best body text is #FFFFFF at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#163C73
RGB	rgb(22, 60, 115)
HSL	hsl(215, 68%, 27%)
HSV	hsv(215, 81%, 45%)
CMYK	cmyk(80.9%, 47.8%, 0%, 54.9%)
CIE-LAB	lab(25.68, 8.18, -35.50)
CIE-LCH	lch(25.68, 36.43, 282.98°)
OKLab	oklab(36.18% -0.0214 -0.1018)
OKLCH	oklch(36.18% 0.104 258.1)
XYZ	xyz(5.0401, 4.6395, 16.8462)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163C73 #734D16

analogous

#166B73 #163C73 #1F1673

triadic

#163C73 #73163C #3C7316

tetradic

#163C73 #73166B #734D16 #16731F

square

#163C73 #73166B #734D16 #16731F

split-complementary

#163C73 #731F16 #6B7316

monochromatic

#050D1A #0C2140 #163C73 #2057A6 #2D72D7

Accessibility & contrast

On white

10.89

#163C73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#163C73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163C73

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163C73	#FFFFFF	#000000	##FFFFFF
##163C73	1.00	10.89	1.93	10.89
#FFFFFF	10.89	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4175

Deuteranopia (green-blind)

#093972

Tritanopia (blue-blind)

#004952

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #163c73;
/* rgb */ color: rgb(22, 60, 115);
/* oklch */ color: oklch(36.2% 0.104 258.1);

Tailwind

colors: {
  custom: {
    50: '#63719c',
    500: '#163c73',
    950: '#000000',
  },
}

SCSS

$custom: #163c73;
$custom-light: #63719c;
$custom-dark: #000000;

JSON

{
  "hex": "#163c73",
  "rgb": {
    "r": 22,
    "g": 60,
    "b": 115
  },
  "hsl": {
    "h": 215.484,
    "s": 67.883,
    "l": 26.863
  },
  "oklch": {
    "l": 0.36176,
    "c": 0.10407,
    "h": 258.1
  },
  "luminance": 0.0464
}

Semantic roles & 50–950 ramp

primary

#163C73

secondary

#A97C3C

accent

#A43DEB

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #163C73

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

Preview Lab → · Contrast checker → · Palette generator →