YDK is a warm, coppery red-toned medium brown with a frosted finish. The color payoff is good with a smooth texture. Inglot #421 is deeper and more intense. Urban Decay Shag has more copper. Urban Decay Wreckage is a little less warm. MAC Buckwheat is a bit darker. It is very similar to Sidecar and just a little less warm compared to Toasted from Naked 1.