Diverging data scale (9 steps, purple-orange): for signed
encodings around a neutral midpoint (diff magnitudes, residuals,
z-scores). PuOr remains legible under all common color-vision
deficiencies, unlike red-green diverging ramps. Index 4 = neutral.
Diverging data scale (9 steps, purple-orange): for signed encodings around a neutral midpoint (diff magnitudes, residuals, z-scores). PuOr remains legible under all common color-vision deficiencies, unlike red-green diverging ramps. Index 4 = neutral.