ΔE 14.7, fair: the same colour family, but not a straight swap. Elfic Blue is noticeably lighter than Elysium Blue.
✓ Two Thin Coats comparison chart lists these two as equivalents.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Elfic Blue is noticeably lighter than Elysium Blue.
The same difference applies the other way round: Elysium Blue is noticeably darker.
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 Elysium Blue on the colour wheel See Elfic Blue on the colour wheel
All matches: Elysium Blue equivalents · Elfic Blue equivalents