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.
Deep aubergine ground carries fine, wispy mauve-grey linework that forms interlocking star-like medallions with arrowhead and leaf-shaped petals. Each motif sits in a square cell, and the cells repeat in a regular grid, with pale crossing bands of looping strands forming the joins between them.
CC0 — use it for anything, no attribution needed.