It is not necessary that a drawing should be prepared in black and white colors.
If you add different colors while creating a painting then it looks very attractive once the work will be done.
For the color painting an artist should have knowledge to use the perfect media.
An artist can try color drawing on a practice sheet and know the different variations about texture effect using different colors.
Color drawing can be applied in certain ways.
Color can be added to the drawing to provide the best finishing to the final painting.
Hatches are generally used in most of the drawings for coloring.
If someone wants to express dark tone than he has to use cross hatches, and if he wants light tones than he has to use broken hatches.
While creating a color drawing, artist has to control the density of line breaks to get a graduation of color tones.
You can use colors in a drawing for the purpose of placing dots to get textures and shades.
It is necessary that artist follows the curves and contour lines of the surface to get the best results for using colors in a drawing.
The above way to use color in a drawing will give depth to the picture.
Generally colors are applied according to the hand that the artist uses mostly.
Color drawing has various techniques, which create light and shadow effects to give the realistic effect to the final painting.
Shading is one of the best techniques for this kind of effect.
Shading provides valuable result to resemble the shade of provided material.
Blending is another technique, which used to move the material for creating a color drawing in order to hide the original strokes.
You can use blending technique only with the material which is not sticky like graphite and charcoal.