When we think of primary colors, we usually think of red, yellow, and blue. These are the colors that cannot be made by mixing other colors together. All other colors are made by mixing these primary colors in different ways.
Red, yellow, and blue are also called additive primary colors, because when they are added together in equal amounts, they make white light. This is why these colors are used in lights and televisions.
Subtractive primary colors are the colors used in printing. Cyan, magenta, and yellow are the subtractive primaries. When these colors are combined in equal amounts, they absorb light, making black.
So why are there two different sets of primary colors? It has to do with the way our eyes see color.
The colors we see are made up of different wavelengths of light. Our eyes are most sensitive to green light, which has a wavelength of around 550 nm. Red light has a slightly longer wavelength, around 700 nm, and blue light has a shorter wavelength, around 450 nm.
When all three colors are combined in equal amounts, our eyes see white light. This is why the additive primaries make white light.
Primary colors are the colors that can be mixed together to create all other colors. They are also the colors that are most visually stimulating to young children. When choosing books for young children, it is important to consider the colors that will be most visually appealing and stimulating to them.
Primary colors are also important in books because they can be used to create a sense of contrast and interest. For example, if a book is primarily black and white, the addition of a few primary colors can make the book more visually interesting and engaging for young readers.
In conclusion, primary colors are important in books for young children for both aesthetic and practical reasons. They can help to make a book more visually appealing and stimulating, and can also be used to create a sense of contrast and interest.