#163B84#163B84

#163B84 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.3% C 0.130 H 262.0°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#163B84
RGB	rgb(22, 59, 132)
HSL	hsl(220, 71%, 30%)
HSV	hsv(220, 83%, 52%)
CMYK	cmyk(83.3%, 55.3%, 0%, 48.2%)
CIE-LAB	lab(26.63, 15.97, -44.68)
CIE-LCH	lch(26.63, 47.45, 289.67°)
OKLab	oklab(37.3% -0.0181 -0.1289)
OKLCH	oklch(37.3% 0.13 262)
XYZ	xyz(6.0582, 4.9637, 22.4641)
Luminance	0.0496 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163B84 #845F16

analogous

#167284 #163B84 #281684

triadic

#163B84 #84163B #3B8416

tetradic

#163B84 #841672 #845F16 #168428

square

#163B84 #841672 #845F16 #168428

split-complementary

#163B84 #842816 #728416

monochromatic

#050C1B #0D2450 #163B84 #1F52B8 #376FDE

Accessibility & contrast

On white

10.54

#163B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#163B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163B84

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163B84	#FFFFFF	#000000	##FFFFFF
##163B84	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004487

Deuteranopia (green-blind)

#003A83

Tritanopia (blue-blind)

#004D59

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #163b84;
/* rgb */ color: rgb(22, 59, 132);
/* oklch */ color: oklch(37.3% 0.130 262.0);

Tailwind

colors: {
  custom: {
    50: '#6770a8',
    500: '#163b84',
    950: '#000000',
  },
}

SCSS

$custom: #163b84;
$custom-light: #6770a8;
$custom-dark: #000000;

JSON

{
  "hex": "#163b84",
  "rgb": {
    "r": 22,
    "g": 59,
    "b": 132
  },
  "hsl": {
    "h": 219.818,
    "s": 71.429,
    "l": 30.196
  },
  "oklch": {
    "l": 0.37302,
    "c": 0.13012,
    "h": 262
  },
  "luminance": 0.04964
}

Semantic roles & 50–950 ramp

primary

#163B84

secondary

#B88F3D

accent

#B13AEE

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #163B84

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

Preview Lab → · Contrast checker → · Palette generator →