You can customize the default chart colors of easyfeedback in the settings of the results page.

Please proceed as follows, to customize the chart colors:

Navigate to the Evaluation of your survey and click on Results
Click on Settings
Select 'Chart colors'
Select an existing color scheme from the drop down menu, or click the button New color theme
Choose a name for your new color scheme, adjust the colors and click Save

The created color scheme will be applied to the presentation of results and the PDF export. Of cause you can use the new color scheme in all other surveys, too.

Info
The first color value always represents the first bar in the charts. The second color value defines the second figures shown, etc. If you have a question with more than 16 possible answers, then the colors will repeat, starting from the 17^th value.
If the first bar should not always be filled in the same color, you can even customize the chart colors individually for each question.

Customize chart colors per question individually
You can create a unified color scheme for the entire presentation in the result settings. Sometimes it might be necessary to customize the chart colors for each question individually.

Please proceed as follows, to customize the chart colors individually:

Navigate to the desired question at the Results
Click the chart in the right on Settings and choose 'Chart color'
Customize the necessary chart color and click on Save

Edit color scheme
Please proceed as follows, to edit an existing color scheme:

Go to the Results of your survey
Click on Settings
Select 'Chart color'
Select the color theme which is to be edited from the drop down menu
Edit the colors and click on Save

Delet color scheme
Please proceed as follows, to delete an already created color scheme:

Go to the Results of your survey
Click on Settings
Select 'Chart color'
Select the color theme which is to be deleted from the drop down menu
Click in the bottom at the color picker on 'delete color theme'