The OKY3452 is a color sensor manufactured by OKYSTAR. It features an integrated TCS3200 IC, which has an 8-bit resolution. The sensor operates from 3V to 5V DC. The sensor can detect a wide range of colors, including white, black, blue, cyan, green, yellow, magenta, and red, as well as other colors between those. The output of the sensor is digital and can be converted to a percentage range by using a look-up table. Additionally, the sensor can also be used to detect light levels as well as colors.