Today we are sharing an important part in digital printing – color matching techniques. When we learn digital printing toning in PS, the first thing we ne to master is this theoretical knowlge. Only through this theoretical knowlge can we know what to do and what not to do at each stage of the operation. Then move on to mastering the skills of digital printing color matching, such as using different tools in the PS software to modify the artwork.
Tutorials to help In addition to determining
The number of colors that can be display in an image, the color mode also affects the number of channels and the file lithuania number data size of the image. The channel mention here is also an important concept in Photoshop. Every Photoshop image has one or more channels, and each channel stores information about the color elements in the image.
The default number of color channels
In an image depends on its color mode. For example, a CMYK image has at least four channels, representing cyan, magenta, yellow, and black information, respectively. In addition to these default color channels, images can also we know the number have additional channels call alpha channels to store and it selections as masks, and special color channels can be add. Sometimes an image can have as many as 24 channels. By default, Bitmap, Grayscale, and Color Index modes still have one channel; RGB and Lab images have three channels; CMYK images have four channels.
Color match printing Tutorials to help
1. HSB mode
The HSB mode is defin bas on the observation of colors by the human eye. In this mode, all colors are describ by three characteristics: hue or color, saturation, and brightness.
Hue (H)
Hue is a physical and psychological characteristic of a color that is relat to the color’s basic wavelength. It is known from central african leads experiments that visible light of different wavelengths has different colors. Light of many wavelengths can be mix in different proportions to form different colors, but once the composition of the wavelengths is constant, the color is determin. Achromatic colors (black, white, gray) do not have hue characteristics; all colors (r, orange, yellow, green, blue, indigo, violet, etc.) are characteristics that represent the appearance of the colors. They are all shades, sometimes call tints.