The hex color #a918d2 is a dark color. The web-safe version is Hex
#9900CC. A complementary color is
#56E72D. The grayscale version is
#868686. A 20% lighter version of the original color is
#DC4BFF, and Hex
#76009F is the 20% darker color. If the color is saturated by 10%, you get
#AC0DDA. If the color is desaturated by 10%, the color
#A623CA is obtained.