#163F90#163F90

#163F90 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.2% C 0.142 H 262.0°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#163F90
RGB	rgb(22, 63, 144)
HSL	hsl(220, 73%, 33%)
HSV	hsv(220, 85%, 56%)
CMYK	cmyk(84.7%, 56.3%, 0%, 43.5%)
CIE-LAB	lab(28.74, 18.12, -48.68)
CIE-LCH	lch(28.74, 51.94, 290.42°)
OKLab	oklab(39.2% -0.0197 -0.1405)
OKLCH	oklch(39.2% 0.142 262)
XYZ	xyz(7.1406, 5.7383, 27.1114)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F90 #906716

analogous

#167C90 #163F90 #2A1690

triadic

#163F90 #90163F #3F9016

tetradic

#163F90 #90167C #906716 #16902A

square

#163F90 #90167C #906716 #16902A

split-complementary

#163F90 #902A16 #7C9016

monochromatic

#061126 #0E285B #163F90 #1E56C5 #3F76E2

Accessibility & contrast

On white

9.78

#163F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#163F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F90

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F90	#FFFFFF	#000000	##FFFFFF
##163F90	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A93

Deuteranopia (green-blind)

#003E8E

Tritanopia (blue-blind)

#005361

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #163f90;
/* rgb */ color: rgb(22, 63, 144);
/* oklch */ color: oklch(39.2% 0.142 262.0);

Tailwind

colors: {
  custom: {
    50: '#6a73b1',
    500: '#163f90',
    950: '#000000',
  },
}

SCSS

$custom: #163f90;
$custom-light: #6a73b1;
$custom-dark: #000000;

JSON

{
  "hex": "#163f90",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 144
  },
  "hsl": {
    "h": 219.836,
    "s": 73.494,
    "l": 32.549
  },
  "oklch": {
    "l": 0.39202,
    "c": 0.14193,
    "h": 262
  },
  "luminance": 0.05739
}

Semantic roles & 50–950 ramp

primary

#163F90

secondary

#C29640

accent

#B238F0

background

#F6F6FB

surface

#ECECF6

border

#C7C7D0

text

#080811

muted

#7A7B80

Preview Lab

Preview with #163F90

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

Preview Lab → · Contrast checker → · Palette generator →