What is the color of White blood cells?

None

This cell is colorless or translucent, they have granule- like materials that's why they appear to be white and also with the use of eosin (an acidic staining material), they may appear red to pinkish-orange. Hematoxylin (a basic stain), they may appear blue to purple in color. Granulocyte Basophil- granules may stain blue or purple with basic dyes Eosinophil- granules may appear bright red when stained with eosin. Neutrophil- may appear light-pink to bluish purple when dyed with acidic or basic dye. Agranulocyte Lymphocyte-bluish cytoplasm, purple-ish when basic dye is used Monocyte-dull blue- gray cytoplasm, purple-ish when basic dye is usedhttp://www.uwosh.edu/med_tech/what-is-elementary-hematology/white-blood-cells You can also refer to the book of Mader and Windlespecht (Biology 11th ed.) or Anatomy and Physiology of G. Tortora