Hot Time in the Summertime

Achievement rewarded when the following achievements are completed:
 * Diving in Deep
 * Groove to the Island Music
 * Party Like a Swamp Thing
 * Quintessential Ice Dancer
 * Splish Splash

Summer Shades have few color variations. What you get is totally random. Possible are least White Sand Shades, Ocean Blue Shades, and Sanguine Shades.