Looks like a calm, clear blue ocean on a sunny day. Light, refreshing and smooth.

1/2 cup sparkling lemonade
1 tbsp. blue-colored, orange-flavored liqueur (such as Blue Curacao), 1/2oz (see Note)
1 tbsp. tequila (1/2oz)
1 tbsp. scotch-based liqueur (such as Drambuie), 1/2oz
1/2 cup crushed ice
1 lemon twist, for garnish
Serves 1
Measure first 4 ingredients into cocktail shaker.
Add crushed ice.
Replace lid.
Hold firmly and shake vigorously until cold.
Strain through sieve into small glass.
Makes about 1 cup.
Garnish with lemon twist.

Note:
If you cannot find Blue Curacao, add several drops of blue liquid food coloring to same amount of clear Curacao until desired shade is reached.