How to Make Prussian Blue Ink

blue ink suspended in water

Martin Barraud / Getty Images

You can prepare your own blue ink. This blue ink recipe is very easy and produces a beautiful blue ink for writing, drawing, or crafts.

Blue Ink Ingredients

  • Prussian Blue pigment (sold as a pigment or sometimes as laundry bluing)
  • water

Prepare Blue Ink

It's extremely easy! Mix the pigment into the water to achieve a rich blue ink.

Unless you happen to have a calligraphy pen, the easiest way to use these inks is with a homemade quill or a paintbrush.