A 1-3% film grain overlay can prevent "color banding" (the ugly stripes you sometimes see in dark gradients). 4. Implementation Tips
If you are looking for high-quality versions of this specific aesthetic, search for these keywords on stock or wallpaper sites: 1191x670 Wallpaper - Black Abstract Polygons (W...
Add a thin, faint grey or blue line to the edges of the polygons to give them a "3D" or "technological" feel. A 1-3% film grain overlay can prevent "color
Create a custom canvas sized exactly to 1191x670 px. Use the "Elements" tab to search for "Polygon" and change the colors to charcoal, obsidian, and deep grey. and deep grey.