This dress for example can be very casual or easily suitable for the office as well.
Lose the socks and pair it with these
Chie Mihara Fuschia Velcro cork sandals
and you're ready to go.
Or you can copy the look with American Apparel's transparent lace dresses.
Check out the link below to see how they styled the dress with a colored shirt underneath to get the wonderful layers of colors. Just 45,00 € in a variety of springy shades