The hex color #a54ff1 is a dark color. The web-safe version is Hex
#9966FF. A complementary color is
#5AB00E. The grayscale version is
#A2A2A2. A 20% lighter version of the original color is
#D882FF, and Hex
#721CBE is the 20% darker color. If the color is saturated by 10%, you get
#A547F9. If the color is desaturated by 10%, the color
#A557E9 is obtained.