What is the difference between Red Brown and Sand Yellow RLM79?

ΔE 9 (close). Sand Yellow RLM79 is a little lighter, cooler. Swatch colours are estimates.

Red Brown vs Sand Yellow RLM79

Red Brown

Brand: Tamiya
Range: TS Spray
Code: TS-1
Type: an opaque base/layer paint
Swatch: #83604d (estimate)

Sand Yellow RLM79

Brand: Vallejo
Range: Model Air
Code: 71.278
Type: an opaque base/layer paint
Swatch: #876b4a (estimate)

How close are they?

ΔE 8.7, close: similar, with a visible difference side by side. Sand Yellow RLM79 is a little lighter, cooler than Red Brown.

Can I use Sand Yellow RLM79 instead of Red Brown?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Sand Yellow RLM79 is a little lighter, cooler than Red Brown.

Can I use Red Brown instead of Sand Yellow RLM79?

The same difference applies the other way round: Red Brown is a little darker, 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.

See Red Brown on the colour wheel See Sand Yellow RLM79 on the colour wheel

Other Vallejo paints close to Red Brown

Red Brown vs Mud Brown (71.037)Model Air · ΔE 3, very close · closer than Sand Yellow RLM79
Red Brown vs Sand Brown (71.034)Model Air · ΔE 4, very close · closer than Sand Yellow RLM79
Red Brown vs Tan Earth (70.874)Model Color · ΔE 5, very close · closer than Sand Yellow RLM79

Other Tamiya paints close to Sand Yellow RLM79

Sand Yellow RLM79 vs Brown (JGSDF) (XF-72)XF Flat Acrylic · ΔE 6, very close · closer than Red Brown
Sand Yellow RLM79 vs Brown (JGSDF) (TS-90)TS Spray · ΔE 6, very close · closer than Red Brown
Sand Yellow RLM79 vs NATO Brown (XF-68)XF Flat Acrylic · ΔE 11, fair

All matches: Red Brown equivalents · Sand Yellow RLM79 equivalents