Human hair color used in physical anthropology and medicine to determine the shades of hair color. The scale uses the following designations: A (very light blond), B to E (light blond), F to L (blond), M to O (dark blond), P to T (light brown to brown), U to Y (dark brown/black) and Roman numerals I to IV (red) and V to VI (red blond). Brown hair is characterized by higher levels of eumelanin and lower levels of pheomelanin. Of the two types of eumelanin (black and brown), brown-haired people have brown eumelanin; they also usually have medium-thick strands of hair. Brown-haired girls
Shades of white "Navajo white" is a whitish orange color, and derives its name from its similarity to the background color of the Navajo Nation ethnic flag. In 1987, "Navajo white" was included as one of the X11 colors. Displayed at right is the color alabaster. There is no evidence that this color name was in use before the X11 color names were formulated in 1971. Shades of white Shades of white are colors that differ only slightly from pure white. Variations of white include what are commonly termed off-white colors, which may be considered part of a neutral color scheme. In color