Form Tools comes with the following themes. Some of them permit fine tuning the theme via swatches - you can learn more about themes here. Also, see the documentation to learn about theme development.

Classic Grey (2.0.7)

A remodelling of the old grey-styled Form Tools 1.x theme.

Deep Blue (2.0.5)

A fixed-width blue-coloured theme designed for 1024 pixel minimum screens.

Oh Canada (2.0.4)

A red and white theme with a few maple leafs thrown in.