Contents
Index 🔎︎

# Blue Function

Returns the blue component of the specified composite color code.

## 語法：

    Blue (Color As Long)

## 傳回值類型：

整型

## 參數：

Color value: Long integer expression that specifies any composite color code for which to return the blue component.

### 錯誤代碼：

5 無效的程序呼叫

The color picker dialog details the red, green and blue components of a composite color code, as well as its hexadecimal expression. Changing the color of text and selecting Custom color displays the color picker dialog.

## 示例：

    Sub ExampleColor
    Dim lVar As Long
        lVar = rgb(128,0,200)
        MsgBox "The color " & lVar & " consists of:"& Chr(13) &_
            "red = " &  Red(lVar) & Chr(13) &_
            "green= " &  Green(lVar) & Chr(13) &_
            "blue= " &  Blue(lVar) & Chr(13) , 64,"colors"
    End Sub