Monday, August 10, 2009

Color Palette Considerations for Press

The Swatches/Color palettes available in Adobe InDesign and QuarkXPress can provide you with many choices for applying color in your document layouts. At PrepressX.com we will review some of the default colors as-well-as the many useful custom colors combinations and demonstrate how they are used in commercial offset printing.

Default Colors

The default colors on the Swatches/Color palettes are a list of all the document colors that you have available when you create a new document. We would like to take a quick at these colors, and review their significance to you when creating a layout for commercial print. Shown below are just a few palettes, however, the base color intent for most applications are...


Process Colors

All color images like pictures and photographs are printed on an offset press with the four process color inks Cyan, Magenta, Yellow, and Black (CMYK -- K represents Black so not to be confused with B for Blue in RGB). These colors are also referred to as process colors, four color process, and even four color printing. These four process colors are combined on press...


Color Builds

You can create millions of unique color build combinations with CMYK. Each color can be defined as a percent from 0 to 100. So for example C=25, M=52, Y=89, K=11 would represent the percentages for each of the four process colors. Each color build definition will be treated as a unique color in the color palette, and you can create basically as many as you like. When color separations...


Spot Colors

Spot colors are specific individual colors that can be used alone, or in combination with other colors, including process colors. Each spot color used will be printed with the appropriate color ink on press. There are many different spot colors and color libraries to choose from. The PANTONE® Formula guide color libraries are some of the more widely used...


Rich Black

While printing with process colors you have the extra ability to better control the use of black in your designs. By default black overprints, meaning that it is on top of everything and for the most part is unaffected by the elements that surround it. Then again, there is one situation that can destroy its look, and that is when black is on top of two different...


Knocking Out Black

The use of a knockout for black is similar to a Rich Black in that if the color black crosses over two or more different backgrounds, the results can be undesirable. To prevent different value blacks in your design, in this example we will change the color black from overprinting to a black knockout with the use of a custom Knockout Black...


Bindery Mark Colors

There are many types of bindery marks used in a pressroom, but lets limit this topic to marks for die cutting, scores, folds, and perforations. I’ve selected these four because they are required marks that many bindery and finishing services need to accomplish their tasks. What this basically means is that it is necessary to create the appropriate marks in your...

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