Pearl Purple - found at - Balloon Splendor 

Pearl Purple and other Pearl balloons have a soft, matte finish and are opaque.

Silver and gold balloons are like pearl tones in finish and transparency.

Jewel tone balloons are transparent with a shiny finish.

Standard and fashion tone balloons are opaque with a smooth finish.

Neon balloons are semi transparent, have a matte finish and are black light reactive.