Colors Of Roman Clothing 

Blue – The common colors of Blue was produced by using a cheap dye used for Roman Clothing. 

The cheaper colors of Yellow were produced from Woad. Woad was a European herb (Isatis Tinctoria) of the mustard family, grown for the Blue dye stuff yielded by its leaves – cultivated as a source of Blue dye.

The leaves were dried, crushed, and composted with manure. The dye was produced through fermentation over several weeks. 

Colors Of Roman Clothing 

Reds, Pinkston, Browns, and Oranges – The common colors of Red were produced by using a cheap dye for Roman Clothing.

The cheaper colors of Red were produced from Madder. Madder was a European herb (Rubia Tinctorum) the root of which was used in dyeing, cultivated as a source of Red dye colors.

Used to produce cloth dyed in various shades of Red based colors including Orange, Russet, Pink, Coral, Light Red, Dark Red, and Brown