Decorate cakes. Use blue and violet Color Mist food color spray to lightly spray cakes for a shimmery water effect.
Tint reserved white icing teal/kelly green combination (for teal). Use tip 2 and teal icing to pipe scrolls on sides of cakes. For bubbles, tint 1 oz. of white fondant sky blue. Roll small fondant balls from 3/16 in. to 3/8 in. dia. Use damp brush to attach in clusters to cake tops.