Hot answers tagged

2

There is something "fishy" here. The proportions to neutralize a gray is not putting less yellow. For example. A Swop profile transforming a pure RGB black to CMYK gives this: 75 68 67 90. Let us forget the K. The magenta and yellow almost the same proportion (redish) and some more Cyan to neutralize that redish tone. So yeap. There is a chance thoose ...


1

With digital printers, calibration and the maintenance are very important. Digital printers as any other printers can also use Curves that adjust the colors. There's also settings to change a k100 to a predetermined rich black or overprint setting. Finally, temperature of the room where the printer is, temperature of the printer itself, the stock used and ...


1

Based on my own experience, very few digital printing local shops know their machines when it comes down to proper color handling, color profiling, etc. Have you given them a proper CMYK file, with CMYK colors, with the CMYK profile they use? The problem you describe sounds to me like they're performing some color conversion from CMYK to RGB and back. Many ...


1

The already mentioned ghostscript is the free standard tool for this problem. If the use of the command line looks too daunting, you could use a free web service like: http://www.pdf2cmyk.com. You won't have any control whats really happening with your images, but the results are good as far as I tested. You can choose different output profiles (SWOP and ...



Only top voted, non community-wiki answers of a minimum length are eligible