The hex color #7f13a0 is a dark color. The web-safe version is Hex
#660099. A complementary color is
#80EC5F. The grayscale version is
#666666. A 20% lighter version of the original color is
#B246D3, and Hex
#4C006D is the 20% darker color. If the color is saturated by 10%, you get
#820BA6. If the color is desaturated by 10%, the color
#7D1B9A is obtained.