Select the new cursor color from this dropdown. You will now see a new dropdown named “Color”.Under Mouse and touchpad, enable Custom cursor color.Restart your Chromebook, and now we are ready to change the cursor color. “ Enable cursor colors: Enable experimental feature which allows setting cursor color in Accessibility settings.” To change Chromebook cursor color, you should first enable the the following flag:
Update: This feature is now available in the Canary version of Chrome OS.