Colorize is a simple way to wash a color over an entire image.
'colorize.color' - sets the color to be overlaid, which is black by default. It can be any hex color or HTML color name.
'colorize.opacity' - regulates the opacity of the color from 0-100, with a default of 100%.
This example applies the HTML color brown at 30% opacity:
This example applies the hex color 317bba at 40% opacity: