Hide All Rows Not Containing a Certain Color

You could try this which assumes your data is in Column A

Option Explicit

Sub hidenoncolor()
    Dim lr As Long, i As Long
    lr = Range("A" & Rows.Count).End(xlUp).Row
    For i = 1 To lr
        If Range("A" & i).Interior.colorindex = -4142 Then
            Range("A" & i).EntireRow.Hidden = True
        End If
    Next i

End Sub

How to install your new code

1. Copy the Excel VBA code
2. Select the workbook in which you want to store the Excel VBA code
3. Press Alt+F11 to open the Visual Basic Editor
4. Choose Insert > Module
5. Edit > Paste the macro into the module that appeared
6. Close the VBEditor
7. Save your workbook (Excel 2007+ select a macro-enabled file format, like *.xlsm)

To run the Excel VBA code:

1. Press Alt-F8 to open the macro list
2. Select a macro in the list
3. Click the Run button