artwork-seeded-dynamic-scheme

Derive a complete tonal colour scheme from one artwork-extracted seed and wrap only that subtree in it, so every control inherits contrast-paired roles instead of hand-picked swatches — covers falling back by comparing against the sentinel the seed was initialised with, tweening the seed rather than the scheme, and the cost of re-deriving per animation frame. Use when a screen should recolour itself to its artwork,…