ΔE 17.8, loose: different enough that you should pick on purpose. Ruby Red is noticeably lighter, more saturated than Ground Is Lava.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 18). Ruby Red is noticeably lighter, more saturated than Ground Is Lava.
The same difference applies the other way round: Ground Is Lava is noticeably darker, 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 Ground Is Lava on the colour wheel See Ruby Red on the colour wheel
All matches: Ground Is Lava equivalents · Ruby Red equivalents