The hex color #3d2eb8 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#C2D147. The grayscale version is
#616161. A 20% lighter version of the original color is
#7061EB, and Hex
#0A0085 is the 20% darker color. If the color is saturated by 10%, you get
#3929C1. If the color is desaturated by 10%, the color
#4133AF is obtained.