Ambrogio Bergognone occupies the comfortable middle of the value scale, avoiding both extremes to hold the eye in a sustained middle grey. Ambrogio Bergognone balances warm and cool with remarkable evenness, giving the composition its characteristic vibrancy. Muted throughout, the palette achieves its effects through value and temperature rather than chromatic force. Only 4.4% is devoted to #8B442C, yet that small allocation delivers the palette's entire chromatic tension. Spanning 52 units on the value axis, the palette achieves the balance between tonal flatness and fragmentation. In the context of Ambrogio Bergognone's full range of palettes, group 4 represents one movement in an ongoing chromatic dialogue.