white paper can be printed from a printer to make it colour. in newspapers you see mostly black and white pictures
Dye/Pigment is added during the papermaking process.
Filter paper is white.
White
The simplest answer I can give for this is that not all paper is white. Construction and craft paper come in many colors, and if one wishes to draw a white object on said paper, they will need to color it in with white.
Paper of any colour other then white.
white/nothing
a monkey
tinting
Newsprint paper is typically light gray or off-white in color.
Black is the absence of color. White is every color put together. And grey is a color plus white added to it.
It is called a tint.
Paper Towels are bleached so they can be in color or print.