ΔE 7.9, close: similar, with a visible difference side by side. Chainmail is a little darker than Quicksilver.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Chainmail is a little darker than Quicksilver.
The same difference applies the other way round: Quicksilver is a little lighter.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Quicksilver on the colour wheel See Chainmail on the colour wheel
All matches: Quicksilver equivalents · Chainmail equivalents