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.
Pale sage green rounded forms alternate with near-black dark green foliage-like shapes, forming a grid of cross-like motifs centered on square inset medallions. Dark oval holes sit within the green lobes, and the repeat unfolds in a steady, evenly spaced rhythm of light and dark diagonals.
CC0 — use it for anything, no attribution needed.