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.
Vivid green starburst motifs with radiating spokes sit on a muted teal-blue ground, alternating with finer green lattice medallions of looping circles and rosettes. The large bursts form a diagonal grid across the field, while the smaller openwork motifs fill the gaps in an evenly staggered rhythm.
CC0 — use it for anything, no attribution needed.