abstract aging background blue concept corrugated creation decay design fence fill graphic green grunge illustration image industrial metal mottled old oxidisation oxidised paint peeling purple red ruin rust rusted scrapbooking style texture ugly unique urban weathered gray grey pink orange black yellow door doorway frame strong wood burning campfire charcoal coal ember embers glow heat art artwork backdrop canvas color colour cover dirty element fabric grain grungy layers marble paper pattern rough teal tiles wall wallpaper