Grid
Rows
14
Columns
30
Tile size (px)
40
Tile corner rounding (px)
0
Dark tile lightness
10%
Light tile lightness
90%
Mortar
Mortar width (px)
4
Mortar lightness
55%
Wavy mortar amplitude (px)
0
Wavy mortar frequency
8
Row offset & disorder
Offset per odd row (fraction of tile)
0.50
Offset mode
Alternate rows (classic)
Progressive drift
Mirror (zig-zag)
Row jitter (px, disrupts illusion)
0
Overlays & export
Show straight reference lines
Board margin (px)
40
Export PNG
Export SVG
Reset
Illusion strength
Score:
—
Adjust the controls to see why the score changes. Aim for mid-grey mortar, thin mortar, and ~½-tile offset.
Presets