ΔE 8.7, close: similar, with a visible difference side by side. Hydra Turquoise is a little lighter than Light Metallic Blue.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Hydra Turquoise is a little lighter than Light Metallic Blue.
The same difference applies the other way round: Light Metallic Blue is a little 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.
See Light Metallic Blue on the colour wheel See Hydra Turquoise on the colour wheel
All matches: Light Metallic Blue equivalents · Hydra Turquoise equivalents