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 brown linework on a peach-tan ground forms cross-shaped motifs with stepped, squared arms and thin radiating dashes, set in a grid where each cross alternates with outlined squares and small boxed rectangles, repeating in regular rows and columns.
CC0 — use it for anything, no attribution needed.