Idk wtf I’m doing help

The base color of these is green so I figured no need to spray em so I’m doing these little squiggles and then gonna paint it tan and then what. Take it off and put different squiggles and paint brown? Or put different squiggles over the tan squiggles

The base color of these is green so I figured no need to spray em so I’m doing these little squiggles and then gonna paint it tan and then what. Take it off and put different squiggles and paint brown? Or put different squiggles over the tan squiggles