Use a dark red or maroon color palette
Start with a central impact point
Add small droplets radiating outward
Vary droplet sizes for realism
Include thin streaks and elongated drops
Scatter a few isolated specks around the main pattern
Add overlapping droplets in some areas
Keep edges irregular and uneven
Use different angles and directions for the splatter
Darken the center and lighten the outer droplets
Blend some areas slightly for a wet look
Add subtle shadows or highlights if needed