The hex color #a3035f is a dark color. The web-safe version is Hex
#990066. A complementary color is
#5CFCA0. The grayscale version is
#575757. A 20% lighter version of the original color is
#D63692, and Hex
#70002C is the 20% darker color. If the color is saturated by 10%, you get
#AB0060. If the color is desaturated by 10%, the color
#9B0B5E is obtained.