The hex color #a40a76 is a dark color. The web-safe version is Hex
#990066. A complementary color is
#5BF589. The grayscale version is
#616161. A 20% lighter version of the original color is
#D73DA9, and Hex
#710043 is the 20% darker color. If the color is saturated by 10%, you get
#AB0178. If the color is desaturated by 10%, the color
#9D1374 is obtained.