When you convert to sRGB, Photoshop maps all of the out-of-gamut colors to the closest in-gamut colors. This can result in a loss of color saturation and may increase contrast. You can convert an image to sRGB in Photoshop by going to Edit > Convert to Profile and choosing sRGB from the drop-down menu. You can also choose Convert to Profile To choose an export preset, click on the drop-down menu labeled Preset. Save for Web gives you a few extra options for JPEGs, PNGs, and GIFs, different quality levels dictated by color palette, amount of dithering, file size, and so on. Two of these file format options stand out for our purposes: PNG 24 and JPEG High. If you’re working with photographs or other images with more colors, you’ll want to change the image mode to 16-bit or higher. Here’s how: 1. Click the “Image” menu at the top of the screen. 2. Select “Mode.”. 3. Choose the desired image mode from the drop-down menu. 4. 01. Find your image mode. Changing from RGB to CMYK is easy (Click the icon in the top right to enlarge the image) To reset your colour mode from RGB to CMYK in Photoshop, you need to go to Image > Mode. Here you'll find your colour options, and you can simply select CMYK. 02. This has several steps, in general terms: Calibrate your monitor. Calibrate your printer and generate a color profile to the specific printing conditions including machine, paper, and inks. Use the profile on the computer to simulate the colors on the screen that will be printed. RGB is additive. The more color (made of light) you add, the closer you get to white. CMYK is subtractive. The more color (made of ink, which is reflective, which subtracts light) you add, the closer you get to black (or actually a muddy brown). CMYK has a smaller range, or gamut, of colors it can reproduce than RGB does. What you can do about it: XVFv. I would not recommend to convert RGB vector content to CMYK in Photoshop because it is more intuitive. You will lose the resolution independence of the vectors and give it a specific resolution. The custom CMYK you mentioned is based on outdated technology from the early years of Photoshop. Jump to answer. 9 Replies. Jump to latest reply. Community Expert. Open image in Photoshop. Go to Edit > Image Mode and select CMYK. File > SaveAs PDF with a high quality print preset. Ask your print professional which preset they want you to use. Nancy O'Shea— Product User, Community Expert & Moderator. Even in Photoshop, you can't convert an image from RGB to CMYK and then back again without losing or altering some of the color information. EDIT: You mention a couple of times in your comments that you just want "RGB values in percentage." To take color matching in your hands, design within the CMYK color space and then convert to RGB yourself, without losing any colors. Or, if your software doesn’t support the CMYK color space, use an online RGB to CMYK converter to check which colors of your design are out of CMYK color space and adjust those. To convert an RGB file to a target CMYK space, open the image file in Photoshop, then go to Edit > Convert to Profile. Once there, select your target profile (a copy of which should be in the [Your Computer] > Library > ColorSync > Profiles folder, or else it will not appear in the pulldown menu).

convert rgb to cmyk without losing color photoshop