#163777#163777

#163777 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.3% C 0.117 H 261.9°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#163777
RGB	rgb(22, 55, 119)
HSL	hsl(220, 69%, 28%)
HSV	hsv(220, 82%, 47%)
CMYK	cmyk(81.5%, 53.8%, 0%, 53.3%)
CIE-LAB	lab(24.43, 13.39, -40.06)
CIE-LCH	lch(24.43, 42.24, 288.49°)
OKLab	oklab(35.31% -0.0164 -0.1154)
OKLCH	oklch(35.31% 0.117 261.9)
XYZ	xyz(5.0256, 4.2343, 18.0016)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163777 #775616

analogous

#166777 #163777 #261677

triadic

#163777 #771637 #377716

tetradic

#163777 #771667 #775616 #167726

square

#163777 #771667 #775616 #167726

split-complementary

#163777 #772616 #677716

monochromatic

#050C1A #0C1F43 #163777 #204FAB #2F69D9

Accessibility & contrast

On white

11.37

#163777 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#163777 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163777

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163777	#FFFFFF	#000000	##FFFFFF
##163777	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C3F79

Deuteranopia (green-blind)

#003676

Tritanopia (blue-blind)

#004751

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #163777;
/* rgb */ color: rgb(22, 55, 119);
/* oklch */ color: oklch(35.3% 0.117 261.9);

Tailwind

colors: {
  custom: {
    50: '#646d9f',
    500: '#163777',
    950: '#000000',
  },
}

SCSS

$custom: #163777;
$custom-light: #646d9f;
$custom-dark: #000000;

JSON

{
  "hex": "#163777",
  "rgb": {
    "r": 22,
    "g": 55,
    "b": 119
  },
  "hsl": {
    "h": 219.588,
    "s": 68.794,
    "l": 27.647
  },
  "oklch": {
    "l": 0.3531,
    "c": 0.11653,
    "h": 261.9
  },
  "luminance": 0.04235
}

Semantic roles & 50–950 ramp

primary

#163777

secondary

#AC863C

accent

#B03CEC

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #163777

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

Preview Lab → · Contrast checker → · Palette generator →