Bright Gold vs Radiant Yellow

How close are they?

ΔE 13.8, fair: the same colour family, but not a straight swap. Radiant Yellow is noticeably lighter than Bright Gold.

Can I use Radiant Yellow instead of Bright Gold?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Radiant Yellow is noticeably lighter than Bright Gold.

Can I use Bright Gold instead of Radiant Yellow?

The same difference applies the other way round: Bright Gold 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.