The hex color #a63fd1 is a dark color. The web-safe version is Hex
#9933CC. A complementary color is
#59C02E. The grayscale version is
#929292. A 20% lighter version of the original color is
#D972FF, and Hex
#730C9E is the 20% darker color. If the color is saturated by 10%, you get
#A837D7. If the color is desaturated by 10%, the color
#A447CB is obtained.