Three directions to explore
Stealth black emphasizes the silhouette; desert clay softens the industrial look; vivid colors create contrast. Try graphic stripes for a geometric treatment.
Match a design to your use
Think about road visibility, cleaning, local sunlight and your tolerance for surface wear. Ask the material manufacturer and installer how a finish should be maintained.
Save a concept for your installer
Export a PNG preview as a discussion aid. An installer must translate that concept into suitable material, panel layouts and a proper quotation.