Evil Chrome vs Copper Coin

How close are they?

ΔE 31.5, loose: different enough that you should pick on purpose. Copper Coin is much more saturated, cooler than Evil Chrome.

Can I use Copper Coin instead of Evil Chrome?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 31). Copper Coin is much more saturated, cooler than Evil Chrome.

Can I use Evil Chrome instead of Copper Coin?

The same difference applies the other way round: Evil Chrome is much more muted, warmer.

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.