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How to prepare artwork for color separation in Adobe Photoshop?
 

How to Prepare Artwork for Color Separation in Photoshop?

This page will help you to prepare artwork for color separation in Adobe Photoshop.

  • Open your image in Photoshop, make sure that your file in RGB mode.
  • If your image is in CMYK mode, choose Image --> Mode --> RGB Color to convert the CMYK image to RGB, as shown in Figure 1.

    Converting CMYK to RGB in Adobe Photoshop.

    Figure 1: The Image menu.


  • If the image has hard edges (like text or a logo), for dark and colored t-shirts, the image should have a black or transparent background.

    The image with the black background.

    Figure 2: The image with the black background.
    (RGB value: 0, 0, 0)

  • For white t-shirts, the image should have a white or transparent background.

    The image with the white background.

    Figure 3: The image with the white background.
    (RGB value: 255, 255, 255)


  • If the image has not hard edges (images that have soft, blurred or fuzzy edges, problem areas, such as hair, smoke, shadows, gradients or objects in motion), your file should have a layer with the transparent background.

    The image with the transparent background.

    Figure 4: The image with the transparent background.

  • If you want to merge all visible layers into a single layer, choose Layer --> Merge Visible, or choose Merge Visible from the Layers palette menu.

    How to Merge Layers?

    Figure 5: This file is now ready for color separation.

  • To merge all visible layers into a flattened background and discard hidden layers, choose Layer --> Flatten Image, or choose Flatten Image from the Layers palette menu.

    How to Flatten Layers?

    Figure 6: The file is now flattened.

  • If your file contains text layers, in the Layers palette, choose a text layer that you want to convert to pixels, and then choose Layer --> Rasterize --> Type.
  • If necessary, delete all paths in the Paths palette.
  • To remove empty space around your image, choose Image --> Trim.

    How to remove empty space round your image?

    Figure 7: The Trim command.

  • To check image size and resolution, choose Image --> Image Size. The image should have a resolution between 250 and 300 ppi (pixels per inch) at the final print size.

    How to check Image Size and Resolution?

    Figure 8: The Image Size dialog box.

    If necessary, change the value in the Resolution text box.

  • When you are ready to save your file, Choose File --> Save As.
    In the Save As dialog box, enter a new name. Make sure that you do not use special characters, such as spaces, slashes, commas, asterisks, !, ?, $, @, #, %, &, ~, ^, `, etc.
    Choose PSD from the Format menu, then click Save to save your file in the Photoshop (.psd) format.
  • Before sending, please compress your files with a utility such as WinZip, StuffIt, WinRAR or 7-zip.
    File compression software allows you to compress large files to save hard drive space. Also, you can split large files to create multi-volume archives.

    File compression software.
    WinZip Free to try. www.winzip.com
    StuffIt Free to try. www.stuffit.com
    WinRAR Free to try. www.win-rar.com
    7-zip Free www.7-zip.org
    StuffIt Free to try. www.stuffit.com
    RAR for Mac OS Free to try. www.win-rar.com

  • If you have any questions, please send us e-mail to: support@colorsepspro.com.

Please note: When you export PSD files from CorelDRAW, don't forget to save all text as curves.

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How to Prepare Artwork for Color Separation in Photoshop?