These colors are used in the rgb color model. Color models and their types. Subtractive CMY and CMYK models
White is a contrasting color for black and means simplicity, purity, lightness and order. In most cultures, whites also mean purity and innocence. However, when designing with white, it is important to pay attention to the levels of meaning of different cultural groups. For example, in the eastern regions, the color white means death. Like black, white is not a color, but a description of the state of brightness. Therefore, white can be called almost 0% black.
Brown is earthy color that radiates the earth’s surface and is often associated with nature. This color also means simplicity and is perceived as serious, but can also be the cause of poverty. It is well suited, for example, to display safety or fertility. However, it is important to pay close attention to color nuances, because brown also quickly creates a negative impression of dirt.Brown is also associated with other negatives, such as stasis or laziness. In addition, only dark brown color has a high color weight and acts with huge use, is easily ground and is usually considered the most unpopular color.