Already thinking about all your spring cleaning projects? If you’re doing any painting, you may be tempted to trust swatches or the naked eye to find the right colors. But a better solution exists, and it’s called the Nix Mini 2 Color-Matching Sensor. Mashable called this pocket-sized device “an awesome tool to feed your innate perfectionism.” Place the little piece of hardware on virtually any flat surface and it can match the color instantly to more than 100,000 brand-name paint colors or to sRGB HEX, CMYK, and LAB color codes. Whenever inspiration strikes out in the world, the Nix Mini help…