You can change color of the theme by just few click. Theme color can be change from LavaPro theme settings page.
Step 1
Enable color module from: Home >> Administration >> Modules
example.com/admin/modules
Step 2
Navigate to LavaPro theme settings page.
Home >> Administration >> Appearance >> Settings >> LavaPro
example.com/admin/appearance/settings/lavapro
Step 3
Select new color using color picker.
Step 4
Click Save configuration button located at bottom of page.
Done!!