Comet

A very classy, lightweight, and content-focused theme with a lot of features to customize everything to your liking. Theme options with 7 different color schemes and the ability to change things like fonts, logo, sidebars, etc. Dropdown menu for fast and space-saving navigation. Translation ready.

Circa

Circa is a minimal, one-column theme for your personal blog. Post formats are highlighted with an icon surrounded by a circle shape and displayed in a colorful style. The responsive design for this theme looks great on any device, large or small.

Sunspot

A sharp theme with subtle grid lines and sun-splashed accents, Sunspot is a great all-purpose blogging canvas, especially for those who prefer a dark color scheme. Sunspot offers two arrangements for posts on the front page. Additional features include a custom header and a custom background, two optional widget areas, and a responsive layout that adapts gracefully to smaller screen sizes.

Fruit Shake

Fruit Shake features multiple fruit flavors (color schemes actually, including a secret unlockable one), an optional, one-column, tumblelog layout (just remove the widgets from your sidebar to see it), and all your favorite theme features like custom headers, backgrounds, and menus. It’s a perfectly fruitylicious theme for your blog.