The color blend node can be used to blend between two or more colors.
The colors to mix. These ports are numbered as Color 0, Color 1 etc. When a color is specified a new input will be created for the next color.
This specifies how the input colors will be blended. The inputs colors are interpolated linearly so a Blend Value of 0 will result in the color of the input port Color 0 and a value of 1 will result in Color 1.
A value of 0.5 will be a mix of 50% of Color 0 and Color 1. Values below 0 or above the amount of input colors are clamped to the closest color.
The resulting blended color