UnityEngine.AccessibilityModule A class containing methods to assist with accessibility for users with different vision capabilities. Gets a palette of colors that should be distinguishable for normal vision, deuteranopia, protanopia, and tritanopia. An array of colors to populate with a palette. Minimum allowable perceived luminance from 0 to 1. A value of 0.2 or greater is recommended for dark backgrounds. Maximum allowable perceived luminance from 0 to 1. A value of 0.8 or less is recommended for light backgrounds. The number of unambiguous colors in the palette.