app/assets/stylesheets/_variables.sass
$darker-gray: #333
$dark-gray: #666
$gray: #888
$light-gray: #ccc
$lighter-gray: #eee
$yellow: #b58900
$orange: #cb4b16
$red: #dc322f
$blue: #268bd2
$green: #859900
$sand: #efece5
$dark: #2f353e
$slate: #93a1a1
$white: #fff
$serif-stack: CharisSIL, Georgia, serif
$mono-stack: Monaco, monospace
$baseline: 1.5em
$primary-color: $blue
$highlight-color: rgba(255, 255, 0, 0.5)
$border-light: 1px solid $light-gray