#1f397b
a dark, vivid blue · cool · closest name: midnightblue
RGB
31, 57, 123
HSL
223°, 60%, 30%
CMYK
75, 54, 0, 52
Luminance
0.0465
Every format
| HEX | #1f397b |
| RGB | rgb(31, 57, 123) |
| HSL | hsl(223, 60%, 30%) |
| CMYK | cmyk(75%, 54%, 0%, 52%) |
| LAB | lab(25.7 14.8 -40.5) |
| LCH | lch(25.7 43.1 290.1) |
| OKLCH | oklch(0.365 0.117 264.9) |
Copy-ready code
/* CSS */
color: #1f397b;
background-color: #1f397b;
/* Tailwind (arbitrary) */
class="text-[#1f397b] bg-[#1f397b]"
/* SCSS */
$brand: #1f397b;
/* SwiftUI */
Color(red: 0.122, green: 0.224, blue: 0.482)
/* Android */
Color.parseColor("#1f397b")Accessibility — WCAG contrast
Aa
#1f397b on white: 10.88:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1f397b on black: 1.93:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.2%
Green22.4%
Blue48.2%
CMYK percentages
Cyan74.8%
Magenta53.7%
Yellow0.0%
Key (black)51.8%
Color previews
#1f397b text on a black background
contrast 1.93:1
Card sample
#1f397b text on a white background
contrast 10.88:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1f397b;
Background color
Panel with #1f397b background
background-color: #1f397b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1f397b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(31, 57, 123, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(31, 57, 123, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1f397b; background: linear-gradient(135deg, #1f397b, #421F7B);