The hex color #3e00b8 is a dark color. The web-safe version is Hex
#3300CC. A complementary color is
#C1FF47. The grayscale version is
#525252. A 20% lighter version of the original color is
#7133EB, and Hex
#0B0085 is the 20% darker color. If the color is saturated by 10%, you get
#3C00C2. If the color is desaturated by 10%, the color
#4008AE is obtained.