My zsh theme, based on ys

slick.zsh-theme

# Clean, simple and slick. All on one line.
# It is recommended to use with a dark background and the font Inconsolata.
# Colors: black, red, green, yellow, *blue, magenta, cyan, and white.
# Based on YS theme

# Machine name.
function box_name {
    [ -f ~/.box-name ] && cat ~/.box-name || hostname -s
}

# Directory info.
local current_dir='${PWD/#$HOME/~}'

# Git info.
local git_info='$(git_prompt_info)'
ZSH_THEME_GIT_PROMPT_PREFIX=" %{$fg[white]%}on%{$reset_color%} git:%{$fg[cyan]%}"
ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%}"
ZSH_THEME_GIT_PROMPT_DIRTY=" %{$fg[red]%}x"
ZSH_THEME_GIT_PROMPT_CLEAN=" %{$fg[green]%}o"

# Prompt format: \n # USER at MACHINE in DIRECTORY on git:BRANCH STATE $
PROMPT="%{$terminfo[bold]$fg[blue]%}#%{$reset_color%} %{$fg[cyan]%}%n %{$fg[white]%}at %{$fg[green]%}$(box_name) %{$fg[white]%}in %{$terminfo[bold]$fg[yellow]%}${current_dir}%{$reset_color%} ${git_info} %{$terminfo[bold]$fg[red]%}$ %{$reset_color%}"

This theme looks great with the Solarized colour pallette http://ethanschoonover.com/solarized

And also looks great with the Inconsolata font: http://www.levien.com/type/myfonts/inconsolata.html (14pt)