Someone may prove me wrong, but assuming you have a 3D chart, you
cannot. The formatting capabilities of a XL 3D surface chart are
extremely limited.

--
Regards,

Tushar Mehta
www.tushar-mehta.com
Excel, PowerPoint, and VBA add-ins, tutorials
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In article , says...
Hello,

I want to colour the plain at the zero level on the y-axis.

Is this possible?

Greets
Xaver