If something is not already blue, you can dye it. Indigo is a plant famous for its blue dye. It was used to make blue jeans. However the dye can now be made in the laboratory.
You don't. It's a primary color.
Blue is a primary color, no two other colors can be mixed to make blue.
You can add the color blue to make purple more blue.
Blue
they make the colour blue with chemicals
Blue & Yellow.
no colors can make blue because it is a primary color
Gold mixed with blue makes green and blue mixed with gold also makes green.
blue and white
no colors make blue. It is a primary color.
A color.
There is no way to make the color blue
You can't make blue. It is a primary color used for mixing.