Chromatica

A couple of weeks ago a game called Tri Towers Solitaire.
From the same creator comes Chromatica.

Use your mouse to select and move shapes. Remove shapes by placing 4 or more of them in a diagonal or vertical row. Shapes can be moved to any location as long as they have a clear path. When a shape is selected, it can be moved to are highlighted in white. Create multiple lines in a row to increase the score multiplier. LINK