Cyan Dye

Cyan dye is a secondary dye color.

Trading
Wandering traders sell 3 cyan dye for an emerald.

Trading
Journeyman-level shepherd villagers have 20% chance to buy 12 cyan dye for an emerald.

ID
Java Edition:

Bedrock Edition:

In Bedrock Edition, cyan dye has the ID name, with a data value of 6.