ΔE 12.9, fair: the same colour family, but not a straight swap. Arcane Gold is a little darker, more muted, warmer than Shin Gunto Gold.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Arcane Gold is a little darker, more muted, warmer than Shin Gunto Gold.
The same difference applies the other way round: Shin Gunto Gold is a little lighter, more saturated, cooler.
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 Shin Gunto Gold on the colour wheel See Arcane Gold on the colour wheel
All matches: Shin Gunto Gold equivalents · Arcane Gold equivalents