The hex color #3c2cec is a dark color. The web-safe version is Hex
#3333FF. A complementary color is
#C3D313. The grayscale version is
#717171. A 20% lighter version of the original color is
#6F5FFF, and Hex
#0900B9 is the 20% darker color. If the color is saturated by 10%, you get
#3725F8. If the color is desaturated by 10%, the color
#4133E0 is obtained.