The hex color #9d3fd5 is a dark color. The web-safe version is Hex
#9933CC. A complementary color is
#62C02A. The grayscale version is
#909090. A 20% lighter version of the original color is
#D072FF, and Hex
#6A0CA2 is the 20% darker color. If the color is saturated by 10%, you get
#9E37DC. If the color is desaturated by 10%, the color
#9C47CE is obtained.