Clean up color functions a bit and return shorthand hexcodes when possible.
Clean up color functions a bit and return shorthand hexcodes when possible.

faustgertz/sassy-ink,industrydive/sassy-ink,faustgertz/sassy-ink,TomiS/sassy-ink,industrydive/sassy-ink,istvan-ujjmeszaros/html-email-toolset,industrydive/sassy-ink,TomiS/sassy-ink,istvan-ujjmeszaros/html-email-toolset,faustgertz/sassy-ink,TomiS/sassy-ink