Thomas Girtin distributes its values across the middle register, creating harmony without high contrast. Thomas Girtin tilts toward cool - blues and silver-greys carry the structural weight. Muted throughout, the palette achieves its effects through value and temperature rather than chromatic force. The highest-chroma note - #C0A176 - appears at just 4.6%, deployed as a precision accent against the quieter ground. At 44 units across the value scale, the palette keeps contrast readable without letting it dominate. The mid-to-high key, cool bias, and moderate chroma point to outdoor observation - sky and diffused daylight as the dominant light source. In the context of Thomas Girtin's full range of palettes, group 5 represents one movement in an ongoing chromatic dialogue.