The hex color #aa37e3 is a dark color. The web-safe version is Hex
#9933CC. A complementary color is
#55C81C. The grayscale version is
#979797. A 20% lighter version of the original color is
#DD6AFF, and Hex
#7704B0 is the 20% darker color. If the color is saturated by 10%, you get
#AC2DEB. If the color is desaturated by 10%, the color
#A841DB is obtained.