The hex color #3d2cb7 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#C2D348. The grayscale version is
#606060. A 20% lighter version of the original color is
#705FEA, and Hex
#0A0084 is the 20% darker color. If the color is saturated by 10%, you get
#3A27C0. If the color is desaturated by 10%, the color
#4131AE is obtained.