#163789#163789

#163789 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.9% C 0.142 H 264.0°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#163789
RGB	rgb(22, 55, 137)
HSL	hsl(223, 72%, 31%)
HSV	hsv(223, 84%, 54%)
CMYK	cmyk(83.9%, 59.9%, 0%, 46.3%)
CIE-LAB	lab(25.89, 20.84, -49.00)
CIE-LCH	lch(25.89, 53.25, 293.04°)
OKLab	oklab(36.87% -0.0149 -0.1416)
OKLCH	oklch(36.87% 0.142 264)
XYZ	xyz(6.2108, 4.7083, 24.2435)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163789 #896816

analogous

#167089 #163789 #2F1689

triadic

#163789 #891637 #378916

tetradic

#163789 #891670 #896816 #16892F

square

#163789 #891670 #896816 #16892F

split-complementary

#163789 #892F16 #708916

monochromatic

#050D20 #0E2254 #163789 #1E4CBE #3A69DF

Accessibility & contrast

On white

10.81

#163789 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#163789 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163789

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163789	#FFFFFF	#000000	##FFFFFF
##163789	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438C

Deuteranopia (green-blind)

#003887

Tritanopia (blue-blind)

#004C5A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #163789;
/* rgb */ color: rgb(22, 55, 137);
/* oklch */ color: oklch(36.9% 0.142 264.0);

Tailwind

colors: {
  custom: {
    50: '#696dac',
    500: '#163789',
    950: '#000000',
  },
}

SCSS

$custom: #163789;
$custom-light: #696dac;
$custom-dark: #000000;

JSON

{
  "hex": "#163789",
  "rgb": {
    "r": 22,
    "g": 55,
    "b": 137
  },
  "hsl": {
    "h": 222.783,
    "s": 72.327,
    "l": 31.176
  },
  "oklch": {
    "l": 0.36869,
    "c": 0.14242,
    "h": 264
  },
  "luminance": 0.04709
}

Semantic roles & 50–950 ramp

primary

#163789

secondary

#BD983E

accent

#BB39EF

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #163789

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

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