Check the current colour mode of your document by navigating to the Image or Document settings. If your document is in RGB mode, you must convert it to CMYK. To do this, navigate to the Edit menu, and select “Convert to Profile” or a similar option. Choose the CMYK colour profile from the list of available profiles.
Placing RGB images in InDesign is the standard way to do this, and if they want transparency, PSD or TIFF with transparency is the way to go. Final conversion to CMYK is done when they make a press-ready PDF from the InDesign file. PNG would work for the web images, so you could send them that.Yes. No. Using Microsoft Photos, is there a way to convert a photo from RGB to CMYK? If not, is there another Microsoft product that does that? Click on convert image color space on one of the copies ---In this part, you must click on CMYK/Alpha ---Use the Saturation Rendering Intent (From my RGB Gradient test, this is the least problematic one as it does not wash away the green or the cyan for the most part (So, if your image contains moderate amount of green and cyan, please use this Things are usually more difficult into the other direction here, meaning here converting from a higher/wider gamut to a small one, like for example from Adobe RGB to CMYK, since the wide gamut does have much more colors which you can't map 1:1 here. The color preview of the cyan, magenta, yellow and black key combination is highlighted at the bottom panel of the calculator. The RGB to CMYK is used to determine the common color codes of RGB to CMYK conversions. Formula for converting RGB to CMYK. The red, green and blue values are divided by 255 to alter the range from 0 to 255 into 0 to 1. LR0sj.