Simpel test to see how different thick white ontop alter the shade of that color.

Test 2 different color in 1 go. You need those 2 colours and white to do the test.

-Coarse have 0.2mm increnments (0,-0.2,0.4,0.6 and 0.8 of white ontop)

-Fine have 0.1mm increments (0,-0.1,0.2,0.3 and 0.4 of white ontop)