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Chroma Key

Manual for Hex Composer v0.19.1. This is an archived snapshot. Corrections can be suggested on the current version of this page.

Pulls an alpha matte from a chosen color: a green- or blue-screen key.

Parameter Control Range Notes
Key Color color swatch Not modulation-assignable.
Tolerance Trough 0 to 1
Softness Trough 0 to 0.5 Feathers the matte’s edge.

Outputs an alpha-only matte, not a recolored image. See Despill for cleaning up color spill left on the subject after keying.

Related: Insert FX Chains.