Modulor red series

Quick answer：

The Modulor red series refers to a collection of colors within the Modulor color scheme, which is a color system developed by the German architect and designer Bruno Taut. The Modulor system is based on proportions found in nature and the human body, aiming to create a harmonious and aesthetically pleasing color palette. The red series within this system would include shades of red that are part of this specific color harmony.