In colouristics there are several methods for constructing a color palette (color gamma) based on the arrangement of colors relative to each other in the color circle and, usually, having the same brightness. Harmonious perception of which is not sufficiently substantiated from the physical point of view. The wave method of building color palette based on the relationship and color and acoustic waves, and also the concept of consonance (harmony) in music theory. Below is a more detailed description of the method. This site allows you to choose the most harmonious combination of colors for your site, clothing, interior, etc. The corresponding article was published on the site arxiv.org - https://arxiv.org/abs/1709.04752.