ΔE 14.4, fair: the same colour family, but not a straight swap. Fire Dragon Bright is a little lighter, more saturated than Demigod Flames.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Fire Dragon Bright is a little lighter, more saturated than Demigod Flames.
The same difference applies the other way round: Demigod Flames is a little darker, more muted.
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 Demigod Flames on the colour wheel See Fire Dragon Bright on the colour wheel
All matches: Demigod Flames equivalents · Fire Dragon Bright equivalents