A background should sit behind the text, not in place of it. This paragraph lies on the tile at its true scale — if it reads without effort, the tile can go under content.
Fine off-white linework forms interlaced star and polygon motifs over a deep teal-blue ground, with small square and diamond nodes at the junctions. Star clusters sit in a regular grid, with the lattice of lines bridging neighboring cells into a continuous, evenly spaced rhythm across the page.
CC0 — use it for anything, no attribution needed.