The hex color #870b8c is a dark color. The web-safe version is Hex
#990099. A complementary color is
#78F473. The grayscale version is
#5F5F5F. A 20% lighter version of the original color is
#BA3EBF, and Hex
#540059 is the 20% darker color. If the color is saturated by 10%, you get
#8B0390. If the color is desaturated by 10%, the color
#831388 is obtained.