Change the font color of text
Sub ChangeFontColor()
' This will change the color of all PowerPoint text to the color you specify in RGB below
' It won't affect text in charts, pasted graphics, groups, etc.
Dim R As Integer
Dim G As Integer
Dim B As Integer
R = Val(InputBox("Please input red value"))
G = Val(InputBox("Please input green value"))
B = Val(InputBox("Please input blue value"))
Dim oSld As Slide
Dim oShp As Shape
Dim oShapes As Shapes
For Each oSld In ActivePresentation.Slides
Set oShapes = oSld.Shapes
For Each oShp In oShapes
If oShp.HasTextFrame Then
If oShp.TextFrame.HasText Then
oShp.TextFrame.TextRange.Font.Color.RGB = RGB(R, G, B)
End If
End If
Next oShp
Next oSld
End Sub
See How do I use VBA code in PowerPoint? to learn how to use this example code.
Search terms:font,text,color,change