The QBColor function is a holdover from the QuickBASIC days and is available in VBA (Visual Basic for Applications) for compatibility purposes. The QBColor function takes an integer argument and returns a Long representing an RGB color value that can be used to set color properties in VBA, such as for forms, controls, or graphical elements. The function accepts integer values between 0 and 15, with each value corresponding to a specific color as follows: Index: Color 0: Black 1: Blue 2: Green 3: Cyan 4: Red 5: Magenta 6: Yellow (Brown) 7: White 8: Gray 9: Light Blue 10: Light Green 11: Light Cyan 12: Light Red 13: Light Magenta 14: Light Yellow 15: Bright White Here’s how to use QBColor in VBA: 1. Open Excel, Access, or another Microsoft Office application that supports VBA. 2. Press Alt + F11 to open the VBA editor. 3. Insert a new module or use an existing one. 4. Write a VBA procedure or function that utilizes the QBColor function. For example, to set the background color of a cell in Excel to light red using QBColor, you can do something like this:

Sub SetCellColor()
    Dim myColor As Long
    myColor = QBColor(12) '12 corresponds to light red

    'Assume that you want to color the cell A1
    With ThisWorkbook.Sheets("Sheet1").Range("A1").Interior
        .Color = myColor
    End With
End Sub

When you run this VBA macro, it will set the color of cell A1 in “Sheet1” to light red. Keep in mind that the colors from QBColor are quite limited and may not look the same on modern displays as they did on the older monitors at the time QuickBASIC was popular due to differences in color depth and display technology. For more control over colors, you can use the RGB function in VBA, which allows you to specify exact amounts of red, green, and blue:

Sub SetCellColorRGB()
    Dim myColor As Long
    myColor = RGB(255, 0, 0) 'RGB value for red

    'Assume that you want to color the cell A1
    With ThisWorkbook.Sheets("Sheet1").Range("A1").Interior
        .Color = myColor
    End With
End Sub

The RGB function provides more flexibility, as it can create a wide range of colors by mixing red, green, and blue values, which range from 0 to 255.