We carry a range of foil colors here: Foil Sheets
From the manufacturer:
Create beautiful foil projects with your electronic cutting machine and the Foil Quill by We R Memory Keepers! Simply insert one of the Foil Quill tips into your cutting machine, choose a design and let your machine do the work! The attachments are available for most popular electronic cutting machines. Foil sheets come in a wide variety of colors and sizes. Favorite patterns from some of the best We R Memory Keeper collections are on USB flash drives so you can easily add fun shapes and phrases to any project. This all-in-one kit includes three tip pens (standard, bold, fine) four adaptors (Silhouette, Brother, Cricut, Sizzix), three rolls of foil (gold, silver, rose gold), one washi tape roll, and one heat protection plate.