• Filed to: Convert PDF

Note: Although this extension is available also on firefox, this ability to invert colors on local files is currently (as of writing of this answer) is only restricted to chrome. 2nd Solution: (Mac based solution) Create a dark version of your pdf to view with preview. You can use imagemagick to invert the colors in your pdf document. May 22, 2012 By clicking on its icon in your menu bar, you can invert the colors of your web pages, making blindingly bright black-on-white sites white-on-black for easier viewing. It ignores photos, too, so. To activate its inverted mode, right-click anywhere on the PDF and click the Page icon in the menu that appeared in the top right corner of the app: There, you can decide how to display pages, and what colors to use. Next to the default (light) mode, you have a Night mode (the moon crescent) and a Sepia mode (the yellowish button next to it).

Converting PDF to black and white may be necessary if you want to print PDF in grayscale. Another plus to converting PDFs to black and white is that the file size is compressed, and the file can be more easily saved on your device without taking up too much space. Now follow the 4 methods below to convert PDF to black and white, including using PDFelement Pro.

Colors
  • Method 3. Convert a PDF File to Black and White with Adobe® Acrobat®

Method 1. Convert Color PDF to Black and White with PDFelement

PDFelement is a great tool to convert PDF to black and white (Grayscale). It is not just a converter; it also works as a printer to help you print black and white PDFs directly. Let's check how to convert color PDF to black and white and print color PDF to black and white directly using PDFelement.

Step 1. Open your color PDF with PDFelement

After downloading PDFelement to convert PDF color to black and white, drag and drop PDF file to PDFelement to open it or click 'Open File' to browser your color PDF files on your computer to open it.

Step 2. Convert color PDF to black and white

Click 'File' > 'Print,' select 'Wondershare PDFelement' as a printer, change 'multicolor' to 'Grey' under 'Color,' then click the 'Print' button to convert PDF color to black and white.

Step 3. Save the black and white PDF file

You will find the black and white PDF file is open in PDFelement automatically. Click 'File'>'Save' saves the Black and white PDF file.

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Method 2. Convert Color PDF to Black and White with Preview

You can convert PDF to black and white on Mac without needing a separate application. Before you print your PDF, adjust the settings of the document to modify the color scheme. Preview can be used to convert PDF to black and white; plus, you can save your black and white PDF file without needing to go through the steps of printing the document.

Step 1. Open your PDF with Preview

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Open the file with the Preview app by clicking on 'File' and browsing through the directory where the file was saved.

Step 2. Convert Color PDF to Black and White

Click 'File' > 'Save As' > Select 'Gray Tone' under the 'Quartz Filter'.

Method 3. Convert PDF to Black and White with Adobe® Acrobat®

For Adobe® Acrobat® Pro

Click the 'Advanced' > Select 'Preflight' > 'PDF Fixup' > Click 'Convert to Grayscale' > Then click 'Analyze and Fix'

For Older Versions of Adobe® Acrobat®

How To Invert Pdf Colors

Click the 'Tool' Panel > Go to 'Print Production' > Select 'Preflight' > 'PDF Fixup' > Click 'Convert to Grayscale' > Then click 'Analyze and Fix'

Method 4. Convert PDF to Black and White Online

There is a lot of solution to convert PDF to black and white online. Here, we list the top 2 ways for you to get great black and white PDF files.

1. Sejda

Here are steps about how to convert PDF to black and white (Grayscale) online with Sejda.

Visit the Sejda website and 'Upload PDF files,' click 'Convert PDF to Grayscale' after finishing uploading. Then, 'Download' the grayscale PDF file. It works fast and can provide a good output grayscale PDF file. You can enjoy 3 tasks per hour free to convert PDF to black and white online. Once you reach the limit, you need to wait for one hour or pay to upgrade to get more tasks available.

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2,online2pdf

Go to online2pdf, click 'Select Files,' select 'PDF' after 'Convert To,' choose 'Black and White (Gray Scale)' in the 'Compression' part. Melodyne 4 studio keygen. After selecting all preferences, click 'Convert' to convert the color to a black and white PDF. You can find the black and white PDF file will be downloaded directly after finishing. This online tool is easy to use, and you also can get a great result, but the process is a little slow. It takes time to finish the conversion.

PDFelement Pro - Not Only a Tool to Convert Color PDF to Black and White

PDFelement Pro allows Mac and Windows users to do virtually anything on PDF files. Excepting to convert PDF color to black and white and print color PDF to black and white directly, the program comes with more features that make it an all-in-one solution for all PDF editing and conversion needs.

Microsoft Edge Pdf Invert Colors

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Key features of PDFelement Pro:

  • Easily edit PDF files by editing, adding, and deleting text. Change text color and font, and change the PDF background color.
  • Without the need for any other program or plug-in, you may convert PDF files to other file types like Word, Excel, PowerPoint, JPEG, BMP, and much more.
  • With the program's powerful feature and design, you can trust that file conversion is done right without the usual distortions and misplaced data.
  • Aside from that, you can also add passwords to protect the file from being opened or edited. It also allows you to create, add, and fill forms.

PDF documents do not let you edit them in any way, though let you add some comments and tips to the document. However, Adobe Reader allows you to customize the document colors and change them o high contrast themes if you want to read them at night. For example if you want to read a document in darkness at night, then setting the background from white to black becomes a bit more soothing. The following tutorial will help you Invert Colors in a PDF File for better night time reading.
There is one drawback for the feature. Once you apply it, it applied for all the documents you open using Adobe Reader. So you need to revert back to the original settings once you are done!
1. Open a PDF file. Now go to Edit and now click on Preferences.

2. Now click on Accessibility located in the left panel.

3. In the right panel, under Documents Color Options, check the option Replace Document Colors.

4. When you check the Replace Document Colors option, now check the option Use High Contrast Colors. Choose the color combination from the drop down box.

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5. Click OK to close. The text colors have changed.

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