For this task we were asked to illustrate the anatomy of typography with three different colors. I first started with blue in different shades as a base color to illustrate the different areas (X-height, Cap-height, Ascender and Descender). The main letters is in a darker blue, and the parts of the letterforms is in an orange color, since blue and orange are complementary colors. For the description text and lines I chose dark red so that it is easier to see what they are describing.
I chose to write the text in the typefaces serif, serif italic and sans-serif, using the fonts Georgia and Roboto. Here is my result: