Difference and Exclusion
Difference:
Uses difference between base and blend colors
white: inverts color
black: no change
grey: darken
Exclusion:
Like difference, but greys do not darken
Website
Color
Blend Modes
Difference:
Uses difference between base and blend colors
white: inverts color
black: no change
grey: darken
Exclusion:
Like difference, but greys do not darken