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.
Dark plum fractal-like lacework of interlocking scrolls and rosettes sits on a soft lilac ground, with ornate central flowers framed by branching arms. Small diamond sprigs and pointed motifs alternate in staggered rows, so the repeat reads as a rhythmic, grid-like lattice across the page.
CC0 — use it for anything, no attribution needed.