The hex color #3D2067 is a dark color. The web-safe version is Hex
#333366. A complementary color is
#C2DF98. The grayscale version is
#414141. A 20% lighter version of the original color is
#70539A, and Hex
#0A0034 is the 20% darker color. If the color is saturated by 10%, you get
#3D1D6B. If the color is desaturated by 10%, the color
#3D2363 is obtained.