It's more charitable to assume that this would be a set of six+ colors from pale to deep. You're making unwarranted assumptions. To respond to your point below

It's more charitable to assume that this would be a set of six+ colors from pale to deep. You're making unwarranted assumptions. To respond to your point below, all major manufacturers now make a range of "nude" colors. The range of colors may be stunted, on both ends, but if you've shopped recently you know that a range is easily available.