Desert Webbing vs Yellowed Bone

How close are they?

ΔE 6.4, close: similar, with a visible difference side by side. Yellowed Bone is warmer than Desert Webbing.

Can I use Yellowed Bone instead of Desert Webbing?

Usually, if you are not matching paint already on the model. Close match (ΔE 6). Yellowed Bone is warmer than Desert Webbing.

Can I use Desert Webbing instead of Yellowed Bone?

The same difference applies the other way round: Desert Webbing is cooler.

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.