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 taupe hexagonal rosettes sit on a stippled grey ground, each centre ringed by fine dotted radiating strokes that fan outward into pale horizontal bands. The rosettes align in staggered rows, so the repeat reads as a rhythmic lattice of dark hubs linked by light, textured spokes.
CC0 — use it for anything, no attribution needed.