As nouns the difference between miscalculation and blue
is that
miscalculation is an incorrect or mistaken calculation while
blue is the colour of the clear sky or the deep sea, between green and violet in the visible spectrum, and one of the primary additive colours for transmitted light; the colour obtained by subtracting red and green from white light using magenta and cyan filters; or any colour resembling this.
As an adjective blue is
of the colour blue.
As a verb blue is
to make or become blue.
As a proper noun Blue is
{{surname|from=German}} An anglicization of German {{term|Blau|lang=de}}.