#1f3b73
a dark, vivid blue · cool · closest name: midnightblue
RGB
31, 59, 115
HSL
220°, 58%, 29%
CMYK
73, 49, 0, 55
Luminance
0.0466
Every format
| HEX | #1f3b73 |
| RGB | rgb(31, 59, 115) |
| HSL | hsl(220, 58%, 29%) |
| CMYK | cmyk(73%, 49%, 0%, 55%) |
| LAB | lab(25.7 10.2 -35.4) |
| LCH | lch(25.7 36.8 286.1) |
| OKLCH | oklch(0.363 0.102 262.5) |
Copy-ready code
/* CSS */
color: #1f3b73;
background-color: #1f3b73;
/* Tailwind (arbitrary) */
class="text-[#1f3b73] bg-[#1f3b73]"
/* SCSS */
$brand: #1f3b73;
/* SwiftUI */
Color(red: 0.122, green: 0.231, blue: 0.451)
/* Android */
Color.parseColor("#1f3b73")Accessibility — WCAG contrast
Aa
#1f3b73 on white: 10.87:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1f3b73 on black: 1.93:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.2%
Green23.1%
Blue45.1%
CMYK percentages
Cyan73.0%
Magenta48.7%
Yellow0.0%
Key (black)54.9%
Color previews
#1f3b73 text on a black background
contrast 1.93:1
Card sample
#1f3b73 text on a white background
contrast 10.87:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1f3b73;
Background color
Panel with #1f3b73 background
background-color: #1f3b73;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1f3b73;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(31, 59, 115, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(31, 59, 115, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1f3b73; background: linear-gradient(135deg, #1f3b73, #3B1F73);