The hex color #55fea2 is a light color. The web-safe version is Hex
#66FF99. A complementary color is
#AA015D. The grayscale version is
#A7A7A7. A 20% lighter version of the original color is
#88FFD5, and Hex
#22CB6F is the 20% darker color. If the color is saturated by 10%, you get
#4DFFA2. If the color is desaturated by 10%, the color
#5DF5A3 is obtained.