Where is my "Set up Colors" ?

hello, I had cle4, 7.5 and 9.5, today I have c10 and I do not have the possibility to edit the tracks color, in “select color for selected tracks or events” I have only 16 colors or “set event color to track”, there is no " set up color “, I see it for the first time, is it set up somewhere in” preferences "? :frowning: