ΔE 8.4, close: similar, with a visible difference side by side. Seven Pillars of Wisdom is more saturated than Moonstone Skin.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Seven Pillars of Wisdom is more saturated than Moonstone Skin.
The same difference applies the other way round: Moonstone Skin is 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 Moonstone Skin on the colour wheel See Seven Pillars of Wisdom on the colour wheel
All matches: Moonstone Skin equivalents · Seven Pillars of Wisdom equivalents