The hex color #3a1cec is a dark color. The web-safe version is Hex
#3333FF. A complementary color is
#C5E313. The grayscale version is
#6B6B6B. A 20% lighter version of the original color is
#6D4FFF, and Hex
#0700B9 is the 20% darker color. If the color is saturated by 10%, you get
#3514F9. If the color is desaturated by 10%, the color
#3F24DF is obtained.