#163F9D#163F9D

#163F9D is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.3% C 0.160 H 263.2°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#163F9D
RGB	rgb(22, 63, 157)
HSL	hsl(222, 75%, 35%)
HSV	hsv(222, 86%, 62%)
CMYK	cmyk(86%, 59.9%, 0%, 38.4%)
CIE-LAB	lab(29.81, 23.41, -54.88)
CIE-LCH	lch(29.81, 59.66, 293.10°)
OKLab	oklab(40.34% -0.0188 -0.1588)
OKLCH	oklch(40.34% 0.16 263.2)
XYZ	xyz(8.1920, 6.1589, 32.6488)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F9D #9D7416

analogous

#16829D #163F9D #31169D

triadic

#163F9D #9D163F #3F9D16

tetradic

#163F9D #9D1682 #9D7416 #169D31

square

#163F9D #9D1682 #9D7416 #169D31

split-complementary

#163F9D #9D3116 #829D16

monochromatic

#071432 #0E2967 #163F9D #1E55D3 #4878E5

Accessibility & contrast

On white

9.41

#163F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#163F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F9D

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F9D	#FFFFFF	#000000	##FFFFFF
##163F9D	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA0

Deuteranopia (green-blind)

#00409B

Tritanopia (blue-blind)

#005767

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #163f9d;
/* rgb */ color: rgb(22, 63, 157);
/* oklch */ color: oklch(40.3% 0.160 263.2);

Tailwind

colors: {
  custom: {
    50: '#6e73bb',
    500: '#163f9d',
    950: '#000000',
  },
}

SCSS

$custom: #163f9d;
$custom-light: #6e73bb;
$custom-dark: #000000;

JSON

{
  "hex": "#163f9d",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 157
  },
  "hsl": {
    "h": 221.778,
    "s": 75.419,
    "l": 35.098
  },
  "oklch": {
    "l": 0.4034,
    "c": 0.15987,
    "h": 263.2
  },
  "luminance": 0.0616
}

Semantic roles & 50–950 ramp

primary

#163F9D

secondary

#C7A048

accent

#B936F2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #163F9D

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

Preview Lab → · Contrast checker → · Palette generator →