Aggaros Dunes vs Limelight

How close are they?

ΔE 32.9, loose: different enough that you should pick on purpose. Limelight is noticeably darker, more muted, cooler than Aggaros Dunes.

Can I use Limelight instead of Aggaros Dunes?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 33). Limelight is noticeably darker, more muted, cooler than Aggaros Dunes.

Can I use Aggaros Dunes instead of Limelight?

The same difference applies the other way round: Aggaros Dunes is noticeably lighter, more saturated, warmer.

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.