Ustad Mansur is high-key - luminous, open, and weighted toward light. Temperature is cool-dominant, with blue and green families claiming the largest areas. Chroma hovers near zero; colour declares itself through subtle shifts in hue rather than outright saturation. #64603A functions as the palette's exclamation mark: highest chroma, lowest percentage (6.5%). Value range is moderate at 50 units - enough contrast for legibility, not so much as to fragment the tonal unity. 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 Ustad Mansur's full range of palettes, group 4 represents one movement in an ongoing chromatic dialogue.