The hex color #a31cb4 is a dark color. The web-safe version is Hex
#9933CC. A complementary color is
#5CE34B. The grayscale version is
#7C7C7C. A 20% lighter version of the original color is
#D64FE7, and Hex
#700081 is the 20% darker color. If the color is saturated by 10%, you get
#A712BA. If the color is desaturated by 10%, the color
#9F26AE is obtained.