Apparently not all ofs have vibrant colors, but if you want one, the Qmadix with may be more suitable for you.
Qmadixcase measures 6 x 2 x 8 inches, weights 6.4 ounces, and features a built-in back up battery with 2000mAh capacity to extend the iPhone 4’s battery life, while the LED indicator shows you the status of the rechargeable battery. Of course, same as most of iPhone battery cases, it can also protect the iPhone 4 from scratches and bumps. All iPhone 4 buttons and functions can be accessed via custom cutouts. Moreover, the iPhone 4 case comes with 5 front covers with different colors in order that you can change the color of the case based on your daily mood.
Qmadix iPhone 4 battery case is priced at $61.17 USD. If you’re interested, jump to Amazon for more details. Additionally, if you need more options, you may like to check mophie juice pack plus and more via “iPhone 4 case” tag.