The hex color #45e3c5 is a light color. The web-safe version is Hex
#33CCCC. A complementary color is
#BA1C3A. The grayscale version is
#A4A4A4. A 20% lighter version of the original color is
#78FFF8, and Hex
#12B092 is the 20% darker color. If the color is saturated by 10%, you get
#3BE9C8. If the color is desaturated by 10%, the color
#4FDDC2 is obtained.