The hex color #a10ffc is a dark color. The web-safe version is Hex
#9900FF. A complementary color is
#5EF003. The grayscale version is
#8F8F8F. A 20% lighter version of the original color is
#D442FF, and Hex
#6E00C9 is the 20% darker color. If the color is saturated by 10%, you get
#A302FF. If the color is desaturated by 10%, the color
#9F1CF1 is obtained.