RGB color is the mainstream in tools and software on the web, CMYK is the mainstream in printed matter, but the first three primary colors learned at school are RYB color model of red · yellow · blue.

Yellow Color Psychology: On the color wheel, yellow is placed among the warm colors which are found to induce feelings of energy, happiness, and optimism. Color specialists and psychologists tell that ...

RGB (short for Red, Green, Blue) An RGB color space is any additive color model. The main purpose of the RGB color model is for the sensing, representation, and display of images in electronic systems ...