Color swatches in the work area?

[Lochmonster]

How do I get color swatches in my work are like this:

 I've tried dragging them onto the area but that doesn't work. I'm new to AI so any help would be appreciated, thanks!

[Ton Frederiks · Accepted solution]

Create rectangles, make sure the Fill icon is selected in the Toolbar an click or drag and drop colors in the Swatches panel.