The background input (left), foreground input (middle), and output (right) of a Blend node with Overlay blend mode.

Description

The Blend node allows you to perform a blend between two texture inputs using one of the available Blend Modes. blend modes. For a full list of blend modes available in this node and what each of them does, see the Blend modes reference.  

The node blends the content of the its Foreground input on top of the its Background input. You can constrain the blend effect to a specific area by using an optional grayscale Mask input.

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