The hex color #3C0AB2 is a dark color. The web-safe version is Hex
#330099. A complementary color is
#C3F54D. The grayscale version is
#535353. A 20% lighter version of the original color is
#6F3DE5, and Hex
#09007F is the 20% darker color. If the color is saturated by 10%, you get
#3A03BC. If the color is desaturated by 10%, the color
#3E11A8 is obtained.