#163F9E#163F9E

#163F9E is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.4% C 0.161 H 263.3°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#163F9E
RGB	rgb(22, 63, 158)
HSL	hsl(222, 76%, 35%)
HSV	hsv(222, 86%, 62%)
CMYK	cmyk(86.1%, 60.1%, 0%, 38%)
CIE-LAB	lab(29.89, 23.81, -55.35)
CIE-LCH	lch(29.89, 60.25, 293.27°)
OKLab	oklab(40.43% -0.0188 -0.1601)
OKLCH	oklch(40.43% 0.161 263.3)
XYZ	xyz(8.2777, 6.1932, 33.1002)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F9E #9E7516

analogous

#16839E #163F9E #31169E

triadic

#163F9E #9E163F #3F9E16

tetradic

#163F9E #9E1683 #9E7516 #169E31

square

#163F9E #9E1683 #9E7516 #169E31

split-complementary

#163F9E #9E3116 #839E16

monochromatic

#071433 #0F2A68 #163F9E #1D54D4 #4978E6

Accessibility & contrast

On white

9.38

#163F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#163F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F9E

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F9E	#FFFFFF	#000000	##FFFFFF
##163F9E	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA1

Deuteranopia (green-blind)

#00409C

Tritanopia (blue-blind)

#005768

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #163f9e;
/* rgb */ color: rgb(22, 63, 158);
/* oklch */ color: oklch(40.4% 0.161 263.3);

Tailwind

colors: {
  custom: {
    50: '#6e73bb',
    500: '#163f9e',
    950: '#000000',
  },
}

SCSS

$custom: #163f9e;
$custom-light: #6e73bb;
$custom-dark: #000000;

JSON

{
  "hex": "#163f9e",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 158
  },
  "hsl": {
    "h": 221.912,
    "s": 75.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.4043,
    "c": 0.16123,
    "h": 263.3
  },
  "luminance": 0.06194
}

Semantic roles & 50–950 ramp

primary

#163F9E

secondary

#C7A149

accent

#B936F2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #163F9E

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

Preview Lab → · Contrast checker → · Palette generator →