moreCrayons - Easily Expand Your Web Safe Palette

"What is moreCrayons? Most internet users have monitors that can display more colors than the 216 that are used in the traditional 'browser-safe' palette. moreCrayons is a bigger box of crayons; 4,096 colors for the web..."

This is not a new site. But after I found myself using it once again today, I realized it would be a helpful item to add here.