Manjaro Linux, based on Arch, can give you a nice looking uniform dark theme without making you spend hours tweaking configuration files, and with what seems to

Manjaro Linux, based on Arch, can give you a nice looking uniform dark theme without making you spend hours tweaking configuration files, and with what seems to be a well curated selection of icons and packages including development tools. It even gives you the option of a Compiz desktop environment if that's your thing.