Specifies the book name (if any) of the color.
Supported platforms: Windows only
Read-only: Yes
Type: String
The name of the color book that the color came from.
No additional remarks.
VBA:
Sub Example_BookName()
    'This example draws a circle and
    'returns the color name and color book name of the color.
    Dim cir As AcadCircle
    Dim pt(0 To 2) As Double
    Set cir = ThisDrawing.ModelSpace.AddCircle(pt, 2)
    Dim col As AcadAcCmColor
    Set col = cir.TrueColor
    col.SetRGB 125, 175, 235
    col.SetNames "MyColor", "MyColorBook"
    cir.TrueColor = col
    ZoomAll
    
    Dim retCol As AcadAcCmColor
    Set retCol = cir.TrueColor
    MsgBox "BookName=" & col.BookName & vbLf & _
           "ColorName=" & col.ColorName
End Sub
 
  Visual LISP:
(vl-load-com)
(defun c:Example_BookName()
    ;; This example draws a circle and
    ;; returns the color name and color book name of the color.
    (setq acadObj (vlax-get-acad-object)
          doc (vla-get-ActiveDocument acadObj))
        
    (setq pt (vlax-3d-point 0 0 0))
    (setq modelSpace (vla-get-ModelSpace doc) 
          cir (vla-AddCircle modelSpace pt 2))
    (setq col (vla-get-TrueColor cir))
    (vla-SetRGB col 125 175 235)
    (vla-SetNames col "MyColor" "MyColorBook")
    (vla-put-TrueColor cir col)
    (vla-ZoomAll acadObj)
    
    (setq retCol (vla-get-TrueColor cir))
    (alert (strcat "BookName=" (vla-get-BookName col)
                   "\nColorName=" (vla-get-ColorName col)
           )
    )
)