Can I submit the same app from multiple developer accounts with just different app icon and some color difference inside the app?
You may be able to do this but without a clear and compelling reasons Apple might reject later editions.
Acceptable reasons might include differing legal ownership for different geographic regions.
From Apple's App Store Review Guidelines:
App Store Review Guidelines
2.11 Apps that duplicate Apps already in the App Store may be rejected, particularly if there are many of them, such as fart, burp, flashlight, and Kama Sutra Apps