Mid-key values give Proto Renaissance its characteristic quietness - nothing blazes, nothing disappears. Heat pervades this palette; warm chromatic identities outweigh cool ones at almost every weight. Mid-saturation across the board: the palette has colour character without chromatic excess. The highest-chroma note - #6C412D - appears at just 12.5%, deployed as a precision accent against the quieter ground. 66 units of value range underpin the palette's structural clarity: the eye always knows where light falls.