| 
	    plgcol0
	  ( | icol0, | 
| r, | |
| g, | |
| b ); | 
Returns 8-bit RGB values (0-255) for given color from cmap0 (see the section called “Color Map0”). Values are negative if an invalid color id is given.
icol0
	  (PLINTIndex of desired cmap0 color.
r
	  (PLINT_NC_SCALARReturned value of the 8-bit red value.
g
	  (PLINT_NC_SCALARReturned value of the 8-bit green value.
b
	  (PLINT_NC_SCALARReturned value of the 8-bit blue value.
      Redacted form: plgcol0(icol0, r, g, b)
    
This function is used in example 2.