#172289
a dark, vivid blue · warm · closest name: midnightblue
RGB
23, 34, 137
HSL
234°, 71%, 31%
CMYK
83, 75, 0, 46
Luminance
0.0313
Every format
| HEX | #172289 |
| RGB | rgb(23, 34, 137) |
| HSL | hsl(234, 71%, 31%) |
| CMYK | cmyk(83%, 75%, 0%, 46%) |
| LAB | lab(20.6 35.1 -57.7) |
| LCH | lch(20.6 67.6 301.3) |
| OKLCH | oklch(0.330 0.167 268.9) |
Copy-ready code
/* CSS */
color: #172289;
background-color: #172289;
/* Tailwind (arbitrary) */
class="text-[#172289] bg-[#172289]"
/* SCSS */
$brand: #172289;
/* SwiftUI */
Color(red: 0.090, green: 0.133, blue: 0.537)
/* Android */
Color.parseColor("#172289")Accessibility — WCAG contrast
Aa
#172289 on white: 12.91:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#172289 on black: 1.63:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green13.3%
Blue53.7%
CMYK percentages
Cyan83.2%
Magenta75.2%
Yellow0.0%
Key (black)46.3%
Color previews
#172289 text on a black background
contrast 1.63:1
Card sample
#172289 text on a white background
contrast 12.91:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #172289;
Background color
Panel with #172289 background
background-color: #172289;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #172289;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 34, 137, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 34, 137, 0.45);
Border & gradient
Gradient panel
border: 3px solid #172289; background: linear-gradient(135deg, #172289, #581789);