Sets the color of new objects.
Valid values include the following:
- BYLAYER or BYBLOCK
- AutoCAD Color Index (ACI): integer values from 1 to 255, or a color name from the first seven colors
- True Colors: RGB or HSL values from 000 to 255 in the form "RGB:130,200,240"
- Color Books: Text from standard PANTONE or custom color books, the DIC color guide, or RAL color sets, for example "DIC COLOR GUIDE(R)$DIC 43"