flat oil paint strokes against dark background for a web3 startup on a username bidding service on solana should fit dark theme

artistic background surface plastering malachite dark green tone texture elegance depth luxury mineral precious stone natural pattern abstract design decor interior aesthetic inspiration creativity calmness harmony opulence richness nature environment earthy shades organic contrast beauty composition serenity mindfulness meditation visual attracted sophisticated ornate intricate cultural heritage flat oil paint strokes web3 startup username bidding service solana fit theme web generated