: Border on borderless pie chart, Illustrator CC I'm an Illustrator beginner, and I have just made pie chart. I removed the borders but I still end up with a 1 pixel wide border between the

@Murray976

See this for an explanation: Strange grey bordering/outline in Illustrator

The white "lines" are due to anti-aliasing. They aren't actually lines, but minute gaps between shapes and for a pixel display the anti-aliasing uses the background color as a base. In your case the yellow.


You can add a circle behind the chart and fill it with the same color red and the white anti-aliasing will disappear.
You can group the chart (if it isn't already grouped) then add a new Fill via the Appearance panel. Color the new fill the same red, and move it below the [contents] item in the Appearance Panel.

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