equal parts of primary colors - red, blue & yellow
If you're referring to food coloring, it should make brown.
Blue food coloring
food coloring doesnt stick to food it obsorbes into food
food coloring is made up of many substances such as water and dye. The color of the dye is the color of food coloring.
brown food coloring
food coloring
Brown
Food colouring changes the colour of the food.
Food coloring
Brown may be produced by combining red and green food coloring. It would be wise to make a small test batch to determine the proportion of each color.
If it is good tequila the barrel aging process ( the same thing that makes brown liqours brown) if it's cheap tequila carmel coloring, that's why gold tequilas are often anajos and blanco or white tequilas are unaged reposados are in the middle.
No, just makes it blue.