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.
Interlocking star-and-lozenge motifs in blue, orange, yellow-green and teal form a dense, woven field, with lighter eight-pointed rosettes recurring in a staggered grid so that the eye reads diagonal bands of rhythm across the repeat.
CC0 — use it for anything, no attribution needed.