Is Tri Colored a Word?

Also tricolored; especially British, tricoloured. having three colors.

What is the color of Tri?

Tri-color cartridges are a single unit that contains all three ink colors (cyan, magenta, and yellow) while individual ink cartridges comprise only one printer ink color.

Is tricolor a proper noun?

tricolor used as a noun:

a flag having three colors, especially three colored stripes.