From: Jérôme Hénin (
Date: Sat Dec 09 2017 - 10:57:55 CST

First, I agree with your remark on the lack of contrast in the GUI.

Second: you can!
color change rgb 0 blue 0.000000 0.000000 0.550000

To discover the scripting equivalent of any GUI command, just enable "Log
Tcl commands to console" in the File menu.


On 9 December 2017 at 17:06, Dow Hurst <> wrote:

> In the Color Controls gui dialog, I have trouble seeing the explicit blue
> value since it is small black text on a dark blue background. I used to
> see it just fine, but can't as well anymore. Is it possible to change the
> background of the little box where the RGB numbers are displayed to white?
> Also, can the RGB values be queried or set via a command in the Tk console?
> Sincerely,
> Dow
> ⚛Dow Hurst, Research Scientist
> 340 Sullivan Science Bldg.
> Dept. of Chem. and Biochem.
> University of North Carolina at Greensboro
> PO Box 26170 Greensboro, NC 27402-6170