Accessible Color Pair Grid - Online WCAG Matrix for Vision Deficiencies
Enter foreground and background colors and see a matrix of how each pair works for normal, protanopia, deuteranopia, and tritanopia.
UD5 Toolkit
Enter foreground and background colors and see a matrix of how each pair works for normal, protanopia, deuteranopia, and tritanopia.
Enter options and criteria with weights, and see a ranked table of the best choice. Quantitative decision making.