The hex color #836ebc is a dark color. The web-safe version is Hex
#9966CC. A complementary color is
#7C9143. The grayscale version is
#8F8F8F. A 20% lighter version of the original color is
#B6A1EF, and Hex
#503B89 is the 20% darker color. If the color is saturated by 10%, you get
#826BC1. If the color is desaturated by 10%, the color
#8471B8 is obtained.