The Psychology of Red and Yellow

Among all colors, the most poignantly emotional tone undoubtedly belongs to red... In all parts of the world red is symbolical of joyous emotion. Often, either alone or in association with yellow, occasionally with green, it is the fortunate or sacred color. In lauds so far apart as France and Madagascar scarlet garments were at one time the exclusive privilege of the royal family. A great many different colors are symbolical of mourning in various parts of the world; white, gray, yellow, brown, blue, violet, black can be so used, but, so far as I am aware, red never.
Everywhere we find, again, that red pigments and dyes, and especially red ochre, are apparently the first to be used at the beginning of civilization, and that they usually continue to be preferred even after other colors are introduced. There is indeed one quarter of the globe where the allied color of yellow, which often elsewhere is the favorite after red, may be said to come first. In a region of which the Malay peninsula is the center and which includes a large part of China.
Burmah and the lower coast of India, yellow is the sacred and preferred color, but this is the only large district which presents us with any exception to the general rule, among either higher or lower races, and since yellow falls into the same group as red, and belongs to a neighboring part of the spectrum, even this phenomenon can scarcely be said to clash seriously with the general uniformity...