ΔE 6.5, close: similar, with a visible difference side by side. Ivory is a little darker than Bright Ivory.
✓ Herrick Games paint comparison chart lists these two as equivalents.
Usually, if you are not matching paint already on the model. Close match (ΔE 6). Ivory is a little darker than Bright Ivory.
The same difference applies the other way round: Bright Ivory 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 Bright Ivory on the colour wheel See Ivory on the colour wheel
All matches: Bright Ivory equivalents · Ivory equivalents