#163FA1#163FA1

#163FA1 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.7% C 0.165 H 263.5°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#163FA1
RGB	rgb(22, 63, 161)
HSL	hsl(222, 76%, 36%)
HSV	hsv(222, 86%, 63%)
CMYK	cmyk(86.3%, 60.9%, 0%, 36.9%)
CIE-LAB	lab(30.15, 25.01, -56.75)
CIE-LCH	lch(30.15, 62.01, 293.78°)
OKLab	oklab(40.7% -0.0187 -0.1642)
OKLCH	oklch(40.7% 0.165 263.5)
XYZ	xyz(8.5391, 6.2977, 34.4768)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163FA1 #A17816

analogous

#1684A1 #163FA1 #3216A1

triadic

#163FA1 #A1163F #3FA116

tetradic

#163FA1 #A11684 #A17816 #16A132

square

#163FA1 #A11684 #A17816 #16A132

split-complementary

#163FA1 #A13216 #84A116

monochromatic

#071535 #0F2A6B #163FA1 #1D54D7 #4B79E6

Accessibility & contrast

On white

9.29

#163FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#163FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163FA1

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163FA1	#FFFFFF	#000000	##FFFFFF
##163FA1	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA4

Deuteranopia (green-blind)

#00419F

Tritanopia (blue-blind)

#00586A

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #163fa1;
/* rgb */ color: rgb(22, 63, 161);
/* oklch */ color: oklch(40.7% 0.165 263.5);

Tailwind

colors: {
  custom: {
    50: '#6f73be',
    500: '#163fa1',
    950: '#000000',
  },
}

SCSS

$custom: #163fa1;
$custom-light: #6f73be;
$custom-dark: #000000;

JSON

{
  "hex": "#163fa1",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 161
  },
  "hsl": {
    "h": 222.302,
    "s": 75.956,
    "l": 35.882
  },
  "oklch": {
    "l": 0.40702,
    "c": 0.16529,
    "h": 263.5
  },
  "luminance": 0.06299
}

Semantic roles & 50–950 ramp

primary

#163FA1

secondary

#C8A34B

accent

#BB35F3

background

#F7F6FB

surface

#EDECF7

border

#C8C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #163FA1

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

Preview Lab → · Contrast checker → · Palette generator →